Home Chemistry Biochemistry


What is biochemistry?

Biochemistry or biological chemistry is the study of the chemical functions of living organisms such as plants, animals, and microorganisms. In biochemistry courses, we provide different topics related to biochemistry which help chemistry and biology students in their exams.

Nicotinamide adenine dinucleotide phosphate (NADP and NADPH) and nicotinamide adenine dinucleotide (NAD and NADH) structure and definition

Nicotinamide Adenine Dinucleotide Phosphate

What is nicotinamide adenine dinucleotide phosphate? Nicotinamide adenine dinucleotide phosphate (NADP) is a coenzyme formed by the addition of phosphate group in nicotinamide adenine dinucleotide...
Nicotinamide adenine dinucleotide NAD and NADH structure, definition, uses in metabolism and oxidized and reduced forms or supplements

Nicotinamide Adenine Dinucleotide

What is nicotinamide adenine dinucleotide? Nicotinamide adenine dinucleotide (NAD) is a coenzyme or electron carrier involved in the metabolism of all living cells. We used...
Nitrogen fixation definition, process and examples of natural or biological nitrogen fixing bacteria in plants

Nitrogen Fixation

What is nitrogen fixation? Nitrogen fixation is the process which fixing atmospheric dinitrogen (N2) in soil by any industrial and natural or biological processes to...
Essential and trace chemical elements definition and examples of elements in biological science

Essential Element

What is an essential element? Essential element in biological science is the chemical elements that have biological functions to sustain the life of living organisms such as...
Ribonucleic acid (RNA) definition, structure, functions on protein synthesis in ribosome

Ribonucleic Acid (RNA)

What is Ribonucleic Acid? Ribonucleic acid (RNA) is a polymer of ribonucleotides that help in protein synthesis and the production of new cells in our...
Protein definition, structure and classification of proteins like simple, conjugated, derived class


What is protein? Protein is a nitrogenous substance that occurs in the protoplasm of all animal and plant cells. Proteins can be broken down into...
Enzymes function on substrate and examples of catalysis reaction


What are enzymes? Enzymes are the biological catalyst or proteins which are produced in living organisms and speed up the chemical reactions in living cells....
Structure and examples of amino acids that contain amino and carboxyl groups in their side chain

Amino Acids

What are amino acids? Amino acids are types of organic compounds that contain amino and carboxyl groups in their side chain and essential for the...
Structure of heme unit or group in hemoglobin and function of red blood cells or RBCs


What is hemoglobin? Hemoglobin or Hb is the iron-containing metalloprotein present on the red blood cells (RBCs) that is responsible for transporting oxygen in our...