118 results found

Search Results for: substrate

Substrate

Substrate Definition What is a "substrate"? The underlying substances or layers are termed as substrate. The definitions of... Read More

Substrate specificity

Definition noun A feature of enzyme activity with regard to the kind of substrate reacting with an enzyme to yield a... Read More

Vmax

Vmax Definition Vmax is the maximal reaction rate or velocity of an enzymatically catalyzed reaction when the enzyme is... Read More

Enzyme-substrate complex

Definition noun A non-covalent complex composed of a substrate bound to the active site of the enzyme. Supplement The... Read More

Substrate-level phosphorylation

Definition noun A type of phosphorylation in which the phosphoryl group is transferred from a donor compound (a... Read More

Induced fit model

Induced-Fit Model Definition The induced-fit model is a model for enzyme-substrate interaction to describe that the... Read More

Lock-and-key model

Lock-and-key model Definition Lock-and-key model is a model for enzyme-substrate interaction suggesting that the enzyme and... Read More

Respiratory substrate

Definition noun The substance required for cellular respiration to derive energy through... Read More

Active site

Definition noun, plural: active sites The specific region of an enzyme where a substrate binds and catalysis takes place or... 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

Coenzyme

Enzymes can break down complicated large molecules into simpler smaller ones, they can combine small molecules or atoms to... 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

Seaweed

A seaweed refers to any of the macroscopic marine algae. They include the conspicuous, multicellular algal species of... Read More

Fermentation

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

Apoenzyme

Enzymes are biological catalysts that can increase the rate of chemical reactions in living organisms. Enzymes can only... Read More

Enzyme

Reviewed by: Todd Smith, PhD Definition noun plural: enzymes en·zyme, ˈɛnzaɪm (biochemistry) A... Read More

Phosphorylation

Phosphorylation Definition We can define phosphorylation as a biochemical process in which a phosphate molecule is added to... Read More

Chemiosmosis

Chemiosmosis Definition What is chemiosmosis? In biology, chemiosmosis refers to the process of moving ions (e.g. protons)... Read More

Pioneer species

You might have come across news of some barren lands turning into luscious grasslands or forests after decades? Or you might... Read More

Catabolism

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

Cell matrix

Definition noun plural: cell matrices cell ma·trix, ˈmeɪtɹɪks An insoluble, dynamic gel in the cytoplasm, believed... Read More

Sorbitol

Definition noun plural: sorbitols sor·bi·tol, ˈsɔr bɪˌtɔl A sugar alcohol with a sweet taste, occurs naturally in... Read More

Adenosine triphosphate

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

Luciferin

Definition noun, plural: luciferins A substrate for the enzyme luciferase, and whose reaction generates... Read More

Elective culture

Elective culture a method of isolating microorganisms capable of utilizing a specific substrate by incubating an inoculum in... Read More

Cellular respiration

Cellular Respiration Definition The main function of cellular respiration is to break down glucose to form energy. What is... Read More

Dehydrogenase

Dehydrogenase (Science: enzyme) enzyme that oxidizes a substrate by transferring hydrogen to an acceptor that is either... Read More

Pedicle

Definition noun, plural: pedicles (1) (botany) The stalk of a flower. (2) (entomology) The waist of the ant bearing one or... Read More

Macrophytes

Introduction    Examples of Macrophytes. (Source: Canada's AquaticEnvironments) ... Read More

Active transport

Active transport is a type of cellular transport in which substances (e.g. ions, glucose, and amino acids) are transported... Read More

Michaelis-menten hypothesis

Michaelis-Menten hypothesis (Science: chemistry) That a complex is formed between an enzyme and its substrate (the... Read More

Group translocation

Group Translocation Definition Just like your “home” is a private place where you and your comfort are maintained due... Read More

Glucose

Glucose occurs naturally and is ubiquitous. It is one of the three most common monosaccharides; the other two are fructose... Read More

Galacto-oligosaccharide

Definition noun plural: galacto-oligosaccharides ga·lac·to·ol·i·go·sac·cha·ride An oligosaccharide made up of... Read More

Angiotensinogen

Definition noun An alpha-2 globulin protein that is found in the bloodstream and release into circulation mainly by the... 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

Pectinase

Definition noun, plural: pectinases Any enzyme that breaks down pectin, a polysaccharide substrate found in the cell wall of... Read More

Photolysis

Photolysis Definition We define photolysis as a chemical process in which chemical compounds or molecules are split into... Read More

Adenine nucleotide

Definition noun plural: adenine nucleotides A nucleotide wherein the nucleobase is adenine Details Overview A nucleotide... Read More

Amoeba

In protistology, amoeba specifically pertains to the genus Amoeba (true amoeba) of the family Amoebidae, class Tubulinea.... Read More