Radiobiology is the study of how ionizing radiation impacts living organisms. It involves direct and indirect effects on biological molecules, leading to the formation of free radicals that can cause cellular damage. The process includes the radiolysis of water, generation of hydrogen peroxide, and

0 views • 64 slides

Explore the benefits of postgraduate research in Biological Sciences, such as advancing global challenges, acquiring critical thinking skills, building a professional network, and personal development in a supportive environment. Discover the international research excellence, quality of life, and k

0 views • 17 slides

Registering work involving biological materials, toxins, and recombinant DNA is essential for safety compliance. Principal Investigators must follow NIH guidelines and register with the Institutional Biosafety Committee. Contact NIH for additional instructions on working with toxins and Select Agent

4 views • 13 slides

Enzymes, as proteins acting as biological catalysts, accelerate chemical reactions without being consumed. They have active sites where substrates bind, and their specificity can be lock-and-key or induced fit. Enzymes are named based on their function or the substrates they interact with. Enzyme sp

5 views • 20 slides

Discover the academic programs and valuable resources offered by the Agricultural and Biological Engineering (ABE) department at Purdue University. Meet the dedicated staff members, review degree options, and learn about upcoming events and registration processes. Explore opportunities in fields suc

2 views • 16 slides

Sphingolipids and waxes are important classes of lipids found in biological membranes, each with unique structures and functions. Sphingolipids, including sphingomyelins and glycosphingolipids, play crucial roles in nerve transmission, cell recognition, and tissue immunity. Waxes, on the other hand,

3 views • 4 slides

Bioinorganic chemistry focuses on the reactivity of metal ions in biological settings, with essential elements like C, H, N, O, and various mineral macro and micronutrients playing key roles in regulatory, structural, electron transfer, enzyme function, and oxygen transport processes. Understanding

0 views • 10 slides

Return to Factor is a key concept in production economics that explains the relationship between variable inputs like labor and total production output. The concept is based on the three stages of production - increasing returns, diminishing returns, and negative returns. By analyzing the behavior o

0 views • 7 slides

In this introductory lecture on synthetic biology, you will explore the fundamental principles of engineering biology, including the design and construction of new biological entities. The focus is on leveraging molecular, cell, and systems biology advancements to create biological systems that can

0 views • 89 slides

Bioprocessing utilizes biological materials for commercial, medical, and scientific purposes, leveraging natural biological activities to develop useful products. This branch of biotechnology offers advantages such as low temperature, pressure, and pH requirements, along with renewable resources for

1 views • 11 slides

Healthcare workers face various occupational hazards, including biological risks, in hospital settings. This article by Ephraim E. Ibadin explores the definition, types, risk factors, sources, prevention, and control of biological hazards in hospitals, emphasizing the importance of protecting worker

0 views • 30 slides

Biosafety in laboratories involves implementing various barriers and practices to prevent the release of biological agents and protect lab workers. These include primary and secondary barriers, personal protective equipment (PPE), containment principles, and adherence to biosafety practices. Safety

1 views • 41 slides

Explore traditional gender characteristics, past biological and sociocultural factors, current biological and societal influences, and individual traits that shape gender-related behavior. Discover how group-level factors and societal-environmental influences play a role in defining gender roles and

4 views • 40 slides

Amino acids play a crucial role as precursors in various biological processes, serving as building blocks for small molecules like hormones, coenzymes, nucleotides, and more. Glycine, a key amino acid, serves as the major precursor for porphyrins, essential in heme proteins. Understanding the pathwa

0 views • 21 slides

Exploring the concept of aggression, this content delves into various theories surrounding aggressive behavior, such as the Biological, Frustration, and Learned Social Behavior perspectives. It also touches on influences on aggression like aversive incidents, arousal, and media influence, while prop

1 views • 45 slides

Exploring the 7th principle of Green Chemistry focusing on the use of renewable feedstocks in industrial processes. Examples include transforming waste from seafood and paper industries into valuable materials, utilizing lipids and carbohydrates as feedstocks, and leveraging biological processes to

1 views • 21 slides

Explore the concept of water potential and solute concentration in cells through diagrams and equations. Learn about hypertonic, hypotonic, and isotonic solutions, and how water movement is affected by solute concentration differences. Discover how adding solutes affects water potential and the dire

0 views • 19 slides

Explore the world of biological datasets, lipidomics, genomics, epigenomics, proteomics, and the application of omics in studying biological mechanisms, predicting outcomes, and identifying important variables. Dive into DNA, gene expression, methylation, and genetic datasets to unravel the complexi

0 views • 34 slides

Lipids are organic substances that play a crucial role in biological systems. They include simple lipids, complex lipids like phospholipids and glycolipids, and derived lipids. Simple lipids are esters of fatty acids with various alcohols, while complex lipids are sub-classified based on the type of

2 views • 38 slides

Biological databases play a crucial role in bioinformatics, storing vast amounts of data related to nucleotide sequences, protein sequences, and more. These databases are publicly accessible and essential for research in biological fields. Primary databases, such as GenBank, EMBL, and DDBJ, contain

0 views • 13 slides

Biosafety and Biosecurity are essential concepts in safeguarding against biological hazards. This article explores the definitions of hazard, threat, and risk, emphasizing the importance of managing risks associated with biological materials through biosafety and biosecurity measures. Learn about th

0 views • 26 slides

In biological processes, certain chemical groups play crucial roles in molecular functions. These functional groups, including hydroxyl, carbonyl, carboxyl, amino, sulfhydryl, phosphate, and methyl, are essential for the structure and function of biological molecules. Additionally, macromolecules, s

0 views • 9 slides

The trickling filter is a biological treatment process utilizing a solid media where bacteria accumulate to maintain high populations. Bacteria growth occurs on the media surface with oxygen provided by air diffusion. As bacteria metabolize waste, they reproduce, creating a biological layer. Filter

5 views • 26 slides

Biosystematics plays a crucial role in refining biological classification by focusing on biological criteria to define relationships within closely related species. It helps delineate biotic communities, recognize different biosystematic categories, and understand evolutionary patterns. Through the

0 views • 15 slides

The etiology of aging in both biological and inanimate systems explores the concept that aging may not be driven by genetic programming but rather result from stochastic processes. The loss of molecular structure is a key feature of age-related changes. The Second Law of Thermodynamics is suggested

1 views • 38 slides

Exploring the traits of biological adversaries, this study reveals that perpetrators with higher education levels are more likely to successfully use chemical and biological agents. Success tends to increase with age and years of activity. Most individual perpetrators originate from the MENA region,

0 views • 16 slides

At the end of this lesson, you will be able to identify the principal issues in accounting for biological assets and agricultural produce at the time of harvest. Topics include the recognition, measurement, presentation, and disclosure of biological assets in financial statements. Questions regardin

0 views • 26 slides

This content provides insights into the accounting standards for biological assets and agricultural produce under LKAS 41, discussing classification, presentation, measurement, gain or loss recognition, and disclosure requirements. It covers the unique nature of biological assets, the scope of LKAS

0 views • 20 slides

Explore the three main types of workplace safety hazards - physical, chemical, and biological - with a focus on identifying potential risks and ensuring a safe work environment. Learn about common hazards such as repetitive motion, chemical exposure, and handling biological materials, essential for

0 views • 97 slides

The concept of Integrated Pest Management (IPM) in sugarcane production focuses on using a combination of techniques to manage pest populations sustainably. This approach considers the biology and behavior of pests and aims to reduce reliance on chemical pesticides while promoting environmentally-fr

0 views • 21 slides

Racism cannot be understood without defining race. In sociology, race is considered a social construct with no biological basis. Physical differences like skin color do not determine group differences in ability or behavior. The historical evolution of the concept of race and its use in justifying e

0 views • 14 slides

Quayshawn Spencer reexamines the biological race debate, discussing the onto-semantic strategy, its problems, and applications to public health genomics. The philosophical foundations of biological racial anti-realism are critiqued, exploring the concept of race through historical perspectives like

0 views • 37 slides

Supporting collaborative teams of researchers exploring overarching biological themes, the Biology Integration Institutes (BII) provide a framework for integrated research in diverse biological disciplines. This initiative enables design and development activities, with potential for significant fun

0 views • 10 slides

This guide provides an overview of UCSB's Biological Safety Program, covering important aspects such as lab safety fundamentals, biological use authorization, biosafety officer's role, and the Institutional Biosafety Committee. It outlines key steps like hazard assessment, training, waste management

0 views • 24 slides

Enzymes, as biological catalysts, play a crucial role in regulating biological processes by lowering the activation energy required for chemical reactions in cells. The addition of enzymes changes the overall energy dynamics of reactions, impacting the rate at which products are formed. This interac

0 views • 7 slides

Analytical toxicology involves the observation, identification, and measurement of foreign compounds in biological and other samples, such as urine, blood, stomach contents, nails, hair, and DNA. Various techniques are used to isolate and identify drugs and poisons present in these samples. This fie

0 views • 12 slides

Explore the concept of genetic algorithms in the context of modeling and optimizing biological systems, as discussed in the lecture by Joel Grodstein at Tufts University. The content delves into the challenges of optimization, the immense number of potential choices, and the role of genetic algorith

0 views • 24 slides

Biological factors such as genetics, neurotransmitters, and neuro-biology play significant roles in influencing criminal behavior. Genetics can predispose individuals to antisocial behavior, neurotransmitters like serotonin and norepinephrine impact social behavior, and neuro-biological damage can l

0 views • 13 slides

This chapter delves into the realm of biological hazards in occupational settings, shedding light on the risks posed by microorganisms, arthropods, allergens, toxins, and more. It highlights the diverse range of biological agents that can lead to infections, allergies, toxic reactions, and even seri

0 views • 45 slides

Discussion on biological data standards for marine research, challenges faced, existing standards, and the need for guidance and community building. Goals include maximizing data relevance for biodiversity studies. Ongoing work involves developing a primer for data managers unfamiliar with biologica

0 views • 7 slides