53 results found

Search Results for: affinity

Affinity

Definition noun, plural: affinities (1) (taxonomy) The resemblances in structure between two organisms or between biological... Read More

Affinity chromatography

Affinity chromatography (Science: investigation) a technique of analytical chemistry used to separate and purify a... 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

Hydrophilic

Hydrophilic Definition What does a hydrophile (or hydrophilic molecule) mean? If a molecule is “water-loving”, it is... Read More

Avidity

Definition noun, plural: avidities The combined strength of bond affinities in a complex. Usage The term may be used in... Read More

Vmax

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

Hydrophobic

Hydrophobic Definition The fear of mixing or reacting with water under a given set of reaction parameters is often referred... Read More

Movement of Molecules Across Cell Membranes

Diffusion Diffusion is essentially the movement of molecules from a region of higher concentration to a region of lower... Read More

Association constant

Definition noun A mathematical constant that describes the bonding affinity between two molecules at... Read More

Respiration

Organization of the Respiratory System Each lung is composed of air sacs called alveoli - the sites of gas exchange with... Read More

SENI Biometric Analysis on the extinct Scincidae species: Macroscincus coctei (underlined)

Brian L. Schnirel Leeway Corucia Research Center (LCRC) Courtesy: Polyphemos (2004)   Introduction: It has been... Read More

Lipotropin

Definition noun, plural: lipotropins A polypeptide hormone of the anterior pituitary gland, presumably acts by promoting fat... Read More

Facilitated diffusion

Facilitated diffusion is the transport of substances across a biological membrane from an area of higher concentration to an... Read More

Thermophile

Thermophiles Definition What are thermophiles? Let us first understand the literal meaning of the word ‘thermophile’.... 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

Kindred

Kindred 1. Relationship by birth or marriage; consanguinity; affinity; kin. Like her, of equal kindred to the throne.... Read More

Monod-Wyman-Changeux model

Definition noun (biochemistry) A model used to describe the allosteric forms of cooperativity Supplement The... Read More

Hydrocarbon

Definition noun, plural: hydrocarbons An organic molecule comprised exclusively of carbon and hydrogen atoms Supplement A... Read More

Homeostatic Mechanisms and Cellular Communication

Homeostasis is the relatively stable conditions of the internal environment that result from compensatory regulatory... Read More

Sort

sort 1. A kind or species; any number or collection of individual persons or things characterised by the same or like... Read More

Microtubule-associated protein

Definition noun, plural: microtubule-associated proteins Any of the proteins bound to the tubulin subunits of the... Read More

Anoxia

Definition noun (1) A condition in which oxygen is completely absent or depleted. (2) Severe hypoxia; lack of oxygen... Read More

Isoenzyme

Isozymes (also known as isoenzymes) are enzymes that differ in amino acid sequence but catalyze the same chemical reaction.... Read More

Hydrophylic

Having an affinity to... Read More

Ki

Definition (genetics) Gene knock-in, as in genetic engineering method (chemistry) A symbol for the dissociation constant of... Read More

Monoclonal antibody

monoclonal antibody (Science: immunology molecular biology) A substance, usually a protein, which can be synthsised in the... Read More

Myoglobin

myoglobin (Science: physiology) protein (17.5 kD) found in red skeletal muscle. It was the first protein for which the... Read More

Erythrocyte

Definition noun, plural: erythrocytes A blood cell with hemoglobin-rich cytoplasm and whose main function is to transport... Read More

Hydrocarbon chain

Definition noun, plural: hydrocarbon chains A chain consisting of only carbon and hydrogen atoms Supplement A hydrocarbon... Read More

Chromaffin cell

Definition noun, plural: chromaffin cells Any of the cells (mostly found) in adrenal medulla and in other ganglia of the... Read More

Hydrophile

Definition noun, plural: hydrophiles (chemistry) A molecule or compound that is hydrophilic or having an affinity for... Read More

Reticular fiber

Definition noun, plural: reticular fibers A type of connective tissue fiber that is made up of type III collagen secreted by... Read More

Subspecies comparison of the Genus: Corucia

Leeway Corucia Research Center (LCRC) Blenheim, S.C. 29516 U.S.A. Abstract Detailed measurements and observations... Read More

Lipophilic

Lipophilic Having an affinity for fat, pertaining to or characterised by... Read More

Tropic

tropic 1. (Science: suffix) A turning toward, having an affinity for. Compare: -trophic. Origin: G. Trope, a turning 2.... Read More

Specific

Specific 1. Pertaining to a species. 2. Produces by a single kind of microorganism. 3. A remedy specially indicated for any... Read More

Bacteriophage

Definition noun, plural: bacteriophages A virus capable of infecting a bacterial cell, and may cause lysis to its host... Read More

Nucleus

In cell biology, the nucleus is the large, membrane-bounded organelle that contains the genetic material in the form of... Read More

Carrier protein

Carrier protein is a type of cell membrane protein involved in facilitated diffusion and active transport of substances out... Read More

Down-regulation

Down-regulation (Science: physiology) development of a refractory or tolerant state consequent upon repeated administration... Read More