Search Results for: carrier
Carrier protein
Carrier protein is a type of cell membrane protein involved in facilitated diffusion and active transport of substances out... Read More
Carrier state
Carrier state a condition in which a human who is not himself sick harbors an infective organism which may cause disease in... Read More
Ion carrier
Definition noun, plural: ion carriers An ionophore that facilitates transport of ion through a hydrophobic medium, such as... Read More
Incubatory carrier
Incubatory carrier An individual capable of transmitting an infectious agent to others during the incubation period of the... Read More
Genotypic ratio
Genotypic Ratio Definition To understand 'Genotypic ratio', let us first understand the terms: 'Genotype' and 'Phenotype'.... 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
Electron carriers
Definition noun, plural: electron carriers A molecule capable of accepting one (or more than one) electrons from another... Read More
Steroid hormone
Definition noun, plural: steroid hormones A type of steroid that acts as a hormone, and that which is exemplified by sex... Read More
Light-dependent reaction
Many organisms, such as green plants, convert light energy into chemical energy through the mechanism of photosynthesis. In... Read More
Reverse passive agglutination
Definition noun A type of agglutination reaction in which known antibody is bound to a carrier particle instead of the... Read More
Permanent Tattoo Means Permanent Immune Action Of Macrophages
Have you ever wondered why a permanent tattoo seemed to last forever? A simple assumption would be is that the ink could... 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
Biological Cell Introduction
It only takes one biological cell to create an organism. In fact, there are countless species of single-celled organisms,... Read More
Nicotinamide adenine dinucleotide phosphate
Definition noun A coenzyme made up of ribosylnicotinamide 5'-phosphate (nmn) coupled by pyrophosphatelinkage to the... Read More
Selectively-permeable membrane
Selectively Permeable Membrane Definition We can define selectively permeable membranes as those that are selectively... Read More
Plant Metabolism
Introduction Plants are responsible for incredible feats of molecular transformation. The processes are always being... Read More
Sex-linked trait
Definition noun, plural: sex-linked traits A trait genetically determined by an allele located on the sex... Read More
Hydrogen Acceptor
Any substance that is capable of becoming reduced and accepting hydrogen atoms, which allows the release of energy from such... Read More
Polymorphism
Polymorphism Definition The occurrence of two or more different forms or morphs in the population of a species is referred... Read More
Adenosine triphosphate
Adenosine Triphosphate Definition noun plural: adenosine triphosphates (biochemistry) An organic compound that is... Read More
Krebs cycle
Definition noun A cycle of reactions catalyzed by enzymes in which the 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
Chemiosmotic coupling hypothesis
Definition noun A theory postulated by the biochemist Peter Mitchell in 1961 to describe ATP synthesis by way of a proton... Read More
Simple diffusion
Diffusion is essential in the anatomy and physiology of a living thing, especially with regard to homeostasis. It is one of... Read More
Flavin adenine dinucleotide
Definition noun plural: flavin adenine dinucleotides fla·vin ad·e·nine di·nu·cle·o·tide, ad·e·nine... Read More
Haemophilia A
Definition noun A form of haemophilia that is caused by a deficiency in blood clotting factor VIII due to a gene defect in... Read More
X-linked inheritance
Definition noun (genetics) Inheritance for genes on the X chromosome Supplement Sex chromosomes are not only relevant for... Read More
Body fluid
Body Fluids Definition What is body fluid? Literally, body fluid is the fluid of the body. The adult human body is ~50-60%... Read More