Glossary of terms used on this site

Glossary of biology.

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Glossaries

Term Main definition
colloid
Glossaries - Biology glossary

fluid inside the thyroid gland that contains the glycoprotein thyroglobulin

columnar epithelia
Glossaries - Biology glossary

epithelia made of cells taller than they are wide, specialized in absorption

commensalism
Glossaries - Biology glossary

symbiotic relationship in which one member benefits while the other member is not affected

commensalism
Glossaries - Biology glossary

relationship between species wherein one species benefits from the close, prolonged interaction, while the other species neither benefits nor is harmed

community
Glossaries - Biology glossary

set of populations inhabiting a particular area

compact bone
Glossaries - Biology glossary

forms the hard external layer of all bones

compact bone
Glossaries - Biology glossary

forms the hard external layer of all bones

companion cell
Glossaries - Biology glossary

phloem cell that is connected to sieve-tube cells; has large amounts of ribosomes and mitochondria

competitive exclusion principle
Glossaries - Biology glossary

no two species within a habitat can coexist when they compete for the same resources at the same place and time

competitive inhibition
Glossaries - Biology glossary

type of inhibition in which the inhibitor competes with the substrate molecule by binding to the enzyme's active site

complement system
Glossaries - Biology glossary

array of approximately 20 soluble proteins of the innate immune system that enhance phagocytosis, bore holes in pathogens, and recruit lymphocytes; enhances the adaptive response when antibodies are produced

compliance
Glossaries - Biology glossary

measurement of the elasticity of the lung

compound
Glossaries - Biology glossary

substance composed of molecules consisting of atoms of at least two different elements

compound leaf
Glossaries - Biology glossary

leaf in which the leaf blade is subdivided to form leaflets, all attached to the midrib

concentration gradient
Glossaries - Biology glossary

area of high concentration adjacent to an area of low concentration

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