Sourav Pan
What is Osmosis? Definition of Osmosis Osmosis is the spontaneous movement of solvent molecules, typically water, through a selectively permeable membrane from a region of lower solute concentration to a region of higher solute concentration, aiming to equalize solute concentrations on both sides. How Does Osmosis Work? Osmosis is a fundamental process that facilitates the … Read more
What is Enzyme? Factors That Affects Enzyme Activity Enzyme activity, a crucial aspect of biological processes, is influenced by several key factors that dictate the rate and efficiency of enzymatic reactions. Understanding these factors is vital for comprehending the intricacies of enzyme functioning. Let us delve into the six main factors that affect enzyme activity: … Read more
What is Collagen? Definition of Collagen Collagen is the most abundant protein in the body, providing structural support to connective tissues such as skin, bones, tendons, and ligaments. It consists of a triple helix of amino acids, forming a framework that maintains the integrity and elasticity of various tissues. Collagen plays crucial roles in wound … Read more
What is Protein? Classification of protein On the Basis of Structure 1. Fibrous protein Fibrous proteins are a distinct category of proteins characterized by their elongated or fiber-like structure. These proteins are primarily found in animals and play specific roles in structural support. Therefore, understanding their nature, structure, and function is essential for a comprehensive … Read more
What Is a Peptide Bond? Definition of Peptide Bond A peptide bond is a covalent bond formed between the α-carboxyl group of one amino acid and the α-amino group of another, resulting in the release of a water molecule. This bond links amino acids together in a peptide or protein chain and is characterized by … Read more
What are Amino Acids? Definition of Amino Acids Amino acids are organic compounds that serve as the building blocks of proteins. They consist of carbon, hydrogen, and nitrogen atoms and play essential roles in the proper functioning of living organisms. List of 20 Amino acids with the chemical formula Alanine C3H7NO2 Leucine C6H13NO2 Aspartic Acid … Read more
What is Membrane Permeability? Cell Membrane Structure The cell membrane, often referred to as the plasma membrane or biological membrane, plays a crucial role in maintaining the integrity of the cell by separating its interior from the external environment. Its structure is vital for selective permeability and fluidity, allowing the cell to regulate its internal … Read more
What is Natural Selection? Definition of Natural Selection Natural selection is the process by which organisms with traits better suited to their environment tend to survive, reproduce, and pass those beneficial traits to future generations, leading to gradual evolutionary changes in a population. History of Natural Selection Natural selection, the central concept of Darwin’s theory … Read more
What is Continuing Evolution? Evolution as an Ongoing Process Evolution is a continuous phenomenon, where populations of organisms undergo various changes over time due to numerous biological processes. Understanding these processes is crucial for both students and educators, as they illustrate the dynamic nature of life on Earth. Below are key components that highlight the … Read more
What is Common Ancestry? The theory of common ancestry The theory of common ancestry posits that all life on Earth descends from a singular “universal common ancestor.” This foundational concept in evolutionary biology provides insight into the interconnectedness of all living organisms and how they have evolved over time through adaptation to their environments. Predictions … Read more
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