Coral reefs

Coral reefs

Coral reefs are structures formed from the calcium carbonate secretions of corals. They are colonies of tiny animals in marine areas containing few nutrients.

Industry: Natural environment

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Coral reefs

Centrosome

Natural environment; Coral reefs

A granular region of a cell which contains two centrioles and is a centre of microtubule organisation during the division of the nucleus.

Ambulacrum

Natural environment; Coral reefs

A row of tube feet of an echinoderm.

Outer slope

Natural environment; Coral reefs

A synonym of reef slope. It is sometimes used to represent the lower reef slope.

Phenotypic plasticity

Natural environment; Coral reefs

An alteration of phenotype as an organism adapts from one micro-environment to another and as the local environment changes; when an organism activates different phenotypes in response to its ...

Prokaryote

Natural environment; Coral reefs

An organism whose chromosomes are not enclosed within a nuclear membrane, e.g., a bacterium or cyanobacterium.

Scale-like corallites

Natural environment; Coral reefs

Corallites that form a pattern which resembles fish scales.

Pyramid of numbers

Natural environment; Coral reefs

In ecology, the number of organisms supported at each trophic level in a food chain; typically, fewer organisms are supported at successively higher trophic levels.