adaptacija

adaptacija

Any heritable characteristic of an organism that improves its ability to survive and reproduce in its environment. Also used to describe the process of genetic change within a population, as influenced by natural selection.

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Javítás

Kép hozzáadása

Szófaj: noun
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Ipar/Tárgykör: Archaeology
Kategória: Evolution
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tipologija

Archaeology; Evolution

(1) The definition of classificatory groups by phenetic similarity to a "type" specimen. A species, for example, might be defined as all individuals less than x phenetic units ...

mimikrija, imitiranje, podražavanje

Archaeology; Evolution

A case in which one species looks more or less similar to another species. See Batesian mimicry and Müllerian mimicry.

spolni hromozom

Archaeology; Evolution

The chromosome or chromosomes that influence sex determination. In mammals, including humans, the X and Y chromosomes are the sex chromosomes (females are XX, males XY). Compare ...

metabolizam

Archaeology; Evolution

The chemical processes that occur in a living organism in order to maintain life. There are two kinds of metabolism: constructive metabolism, or anabolism, the synthesis of the ...

paleobiologija

Archaeology; Evolution

The biological study of fossils.

ćelija

Archaeology; Evolution

The basic structural and functional unit of most living organisms. Cell size varies, but most cells are microscopic. Cells may exist as independent units of life, as in bacteria ...