evolucija

evolucija

Darwin defined this term as "descent with modification. " It is the change in a lineage of populations between generations. In general terms, biological evolution is the process of change by which new species develop from preexisting species over time; in genetic terms, evolution can be defined as any change in the frequency of alleles in populations of organisms from generation to generation.

0 0

Förbättra

Lägg till bild

Ordklass: noun
Synonymer:
Blossary:
Bransch/domän: Archaeology
Category: Evolution
Company:
Produkt:
Akronym-förkortning:

Lägg till i min ordlista

Andra språk:

Relaterade termer

sociokulturna evolucija

Sociology; General sociology

The process of change and development in human societies that results from cumulative growth in their stores of cultural information.

hemijska evolucija

Natural environment; Coral reefs

The chemical changes that transformed simple atoms and molecules into the more complex chemicals needed for the origin of life.

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 ...