primitivan

primitivan

Refers to a character or feature in a group of organisms that is inherited from a common ancestor. Teeth are a primitive characteristic of birds since birds inherited them from their dinosaur ancestors.

0 0

Förbättra

Lägg till bild

Ordklass: adjective
Synonymer:
Blossary:
Bransch/domän: Biology
Category: Genetics
Company:
Produkt:
Akronym-förkortning:

Lägg till i min ordlista

Andra språk:

Relaterade termer

evolucija

Biology; Genetics

Darwin's definition: descent with modification. The term has been variously used and abused since Darwin to include everything from the origin of man to the origin of life.

evoluciono stablo

Biology; Genetics

A diagram which depicts the hypothetical phylogeny of the taxa under consideration. The points at which lineages split represent ancestor taxa to the descendant taxa appearing at ...

istrebljenje

Biology; Genetics

When all the members of a clade or taxon die, the group is said to be extinct.

hijerarhija

Biology; Genetics

A series in which each element is categorized into successive ranks or grades with each level subordinate to the one above.

homologija

Biology; Genetics

Two structures are considered homologous when they are inherited from a common ancestor which possessed the structure. This may be difficult to determine when the structure has ...