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

pinna

Natural environment; Coral reefs

A small lateral branchlet on a tentacle of an octocorallian (soft coral); the most visible portion of the outer ear of mammals.

heiau

Natural environment; Coral reefs

A traditional Hawaiian place of worship; a religious shrine.

isolecithal

Natural environment; Coral reefs

An egg cell in which the total amount of yolk is small and the yolk granules are fairly uniformly distibuted throughout the cytoplasm, and cleavage completely bisects the cell, e.g., the egg of a ...

vascular plant

Natural environment; Coral reefs

Any plant containing a system of vessels which transport water and nutrients between different parts of the plant (e.g., from the roots to the leaves) .