38 results found

Search Results for: krebs cycle

Krebs cycle

Krebs cycle, also known as the citric acid cycle or tricarboxylic acid (TCA) cycle, is a fundamental metabolic pathway that... Read More

Cellular respiration

Cellular Respiration Definition What is cellular respiration in simple terms? Cellular respiration can be defined simply as... Read More

Carbon fixation

Carbon Fixation Definition We know that the earth contains many elements. The periodic table shows us just how many... Read More

Plant Metabolism

Introduction Plants are responsible for incredible feats of molecular transformation. The processes are always being... Read More

Pyruvate

Pyruvate Definition Pyruvates have been often recognized as one of the most important molecules that are frequently... Read More

Glycolysis

What is Glycolysis and Why is it Important? Glycolysis is a metabolic pathway by which the 6-carbon molecule of glucose is... Read More

Protein Activity and Cellular Metabolism

Protein Binding Sites The ability of various molecules and ions to bind to specific sites on the protein surface forms the... Read More

Malate

Definition noun An ester or a salt of malic acid Supplement Malate is the ionized form (an ester or a salt) of malic acid.... Read More

Catabolism

Catabolism Definition Catabolism is the branch of the metabolic process that breaks down complex, big molecules into... Read More

Citric Acid Cycle

Definition noun (1) A cycle of reactions catalyzed by enzymes in which pyruvate derived from nutrients and converted to... Read More

Aerobic bacteria

Aerobic Bacteria Definition What does aerobic mean in biology? As the name suggests, 'aerobe' in biology means organisms... Read More

Adenosine triphosphate

Adenosine Triphosphate Definition noun plural: adenosine triphosphates (biochemistry) An organic compound that is... Read More

Anaerobic bacteria

Bacteria are classified according to the need for oxygen to survive and grow.   For example, aerobic bacteria are bacteria... Read More

Pyruvic acid

What is Pyruvic Acid? Pyruvic acid is an organic acid that occurs as an intermediate in many metabolic processes. It occurs... Read More

Malic acid

Definition noun A dicarboxylic acid produced by a living organism, with a chemical formula: C4H6O5 Supplement Malic acid is... Read More

Eubacteria

Eubacteria are prokaryotic microorganisms consisting of a single cell lacking a nucleus and containing DNA is a single... Read More

Fructose

Fructose Definition Fructose is a ketohexose monosaccharide with a chemical formula of C6H12O6. It is the sweetest of all... Read More

Biosynthesis

Biosynthesis Definition Biosynthesis refers to the production (synthesis) of a complex chemical compound from simpler... Read More

Sugar

Sugar Definition The term sugar is the generic term for any disaccharides and monosaccharides. Sugars are an essential... Read More

Carbohydrate

Carbohydrate Definition A biomolecule refers to any molecule that is produced by living organisms. As such, most of them... Read More

Aerobic respiration

Definition noun (1) A form of cellular respiration that requires oxygen in order to generate energy. (2) The process of... Read More

Energy coupling

What is Energy Coupling? Work, whether it be physical or biological, requires energy to be expended. In biological... Read More

Embden-Meyerhof-Parnas pathway

Definition noun A glycolytic pathway whereby glucose is metabolized and converted ultimately to pyruvate, and results in a... Read More

Mitochondrion

Mitochondrion Definition What are mitochondria? The term “mitochondrion” comes from the two words of the Greek... Read More

Fermentation

Fermentation Definition What is fermentation? Fermentation is the breaking down of sugar molecules into simpler compounds... Read More

Fumarate

Fumarate (Science: biochemistry) a dicarboxylic acid intermediate in the tricarboxylic acid cycle. Can be derived from... Read More

Matrix

Bodies of living organisms are organized structures. These are organized in a hierarchy of organ systems, organs, tissues,... Read More

Oxidative phosphorylation

Definition noun A metabolic pathway that generates ATP from ADP through phosphorylation that derives the energy from the... Read More

NADH

Definition noun Abbreviation for the reduced form of nicotinamide adenine dinucleotide Supplement Compare:NADPH Related... Read More

Electron transport chain

Definition noun A group of compounds that pass electron from one to another via redox reactions coupled with the transfer... Read More

Guanosine triphosphate

Definition noun plural: guanosine triphosphates (biochemistry) An organic compound that is composed of guanosine (a... Read More

Mitochondrial DNA – hallmark of psychological stress

We often hear that stress can be unsettling as it could make us ill when it becomes chronic and overwhelming. However, is... Read More

Adenine

Definition noun plural: adenines ad·e·nine, ˈædɪnɪn (biochemistry) A purine nucleobase that complementary pairs... Read More

Oxidation

Oxidation Definition How do we define oxidation? There are several definitions of the oxidation process. Oxidation can be... Read More

Ligase

An enzyme is a catalyst or a chemical produced by cells to speed up a biochemical reaction. It is usually a protein molecule... Read More

Obligate aerobe

Before we define obligate aerobes, let us first understand and define aerobic organisms. Aerobic organisms are those that... Read More

Anaerobic respiration

Anaerobic Respiration Definition What is anaerobic respiration? Anaerobic (cellular) respiration is a respiratory process... Read More

Density dependent limiting factor

What Is A Density-Dependent Limiting Factor? Density-dependent limiting factors are limiting factors, which, depending on... Read More