Understanding Genetic Concepts: Species Variation, Heredity, and DNA Structure

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Exploring genetic concepts such as species variation, heredity, and DNA structure through a quiz format, including topics like differences within populations, genetic codes, DNA composition, and inheritance principles. The questions cover a range of genetic terms and processes, providing a brief overview of key concepts in genetics.


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  1. 2.5.1 Variation of Species 2.5.2 Heredity and Gene Expression 2.5.3 Genetic Code 2.5.4 DNA Structure, Replication and Profiling Follow-Me iQuiz

  2. Q. What term is used to describe differences within a population with respect to features such as height? Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  4. Q. Explain the term species. Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  6. Q. Give one cause of genetic variation. Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  8. Q. Genetics is the study of ... Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  10. Q. True or False. Chromosomes are made of DNA and lipid Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  12. Q. Explain briefly what is meant by a gene? Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  14. Q. Give one example of an inherited human characteristic. Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  16. Q. What is meant by genetic screening? Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  18. Q. Give two applications of DNA profiling. Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  20. Q. What is meant by non-coding DNA? Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  22. Q. Give one structural difference between DNA and RNA. Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  24. Q. What are the two main events in the replication of DNA? Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  26. Q. Name the complementary base in RNA for Adenine. Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  28. Q. Name a carbohydrate that is a component of nucleotides. Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  30. Q. What does the m stand for in mRNA? Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  32. Q. True or False. Organisms of the same species can usually produce fertile offspring. Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  34. Q. Name the complementary base in RNA for Cytosine. Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  36. Q. Name a component of a nucleotide that is neither a carbohydrate nor a nitrogenous base. Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  38. Q. What is a chromosome? Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  40. Q. Give one example of a non-inherited human characteristic. Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  42. Q. Explain what is meant by the term DNA profiling? Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

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  44. Q. True or False. RNA is not found in ribosomes. Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

  45. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  46. Q. Name the four bases that are found in DNA. Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

  47. CONGRATULATIONS Please CLICK on THIS BOX for the Next Question Please CLICK on THIS BOX for the Next Question

  48. Q. The bases in DNA form a triplet code. What is meant by a triplet code? Sexual reproduction; Gene or chromosome mutation; Genetic engineering Sexual reproduction; Gene or chromosome mutation; Genetic engineering Ability to roller skate Ability to roller skate Forensic science; Paternity; Medical Forensic science; Paternity; Medical Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Structure found in nucleus composed of DNA or genes; Hereditary material Adenine; Thymine; Guanine; Cytosine Guanine Guanine DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene DNA contains thymine; RNA contains uracil Testing people for the presence of a specific gene Inheritance; Heredity Inheritance; Heredity DNA opens/unzips New strands made Three bases code for one amino acid DNA opens/unzips & New strands made Three bases code for one amino acid Interbreeding results in fertile offspring Interbreeding results in fertile offspring Does not code for a protein TRUE Does not code for a protein TRUE Messenger Messenger Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Examining DNA for a pattern or band to compare Unit of heredity; Code for protein; Section of DNA Phosphate group Phosphate group Eye colour Uracil Eye colour Uracil Ribose; Deoxyribose Ribose; Deoxyribose Variation FALSE Variation FALSE

  49. CONGRATULATIONS You re Brilliant

  50. Incorrect Please CLICK on THIS BOX to Try Again Please CLICK on THIS BOX to Try Again

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