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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.

Contributors in Coral reefs

Coral reefs

Metagenesis

Natural environment; Coral reefs

An alternation of sexual and asexual generations. When metagenesis occurs in cnidarians, the polyp is the asexual generation and the medusa is the sexual generation. A generalised life cycle occurs ...

Omnivore

Natural environment; Coral reefs

An organism whose diet consists of a wide variety of foodstuffs, including plants and animals.

Complexity

Natural environment; Coral reefs

In ecology, the number of species at each trophic level and the number of trophic levels in a community; in molecular genetics, used to describe a DNA molecule or a mixture of DNA molecules. It is ...

Meroplankton

Natural environment; Coral reefs

Planktonic eggs and larvae which are temporary members of the plankton community .

Locomotion

Natural environment; Coral reefs

The act of moving, or the ability to move, from place to place.

Vegetal hemisphere

Natural environment; Coral reefs

The half of an oocyte or egg with more yolk, or the corresponding half of an early embryo with the slower dividing yolk-laden cells.

Biome

Natural environment; Coral reefs

A community of animals and plants occupying a climatically uniform area on a continental scale.

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