homologija predaka

homologija predaka

Homology that evolved before the common ancestor of a set of species, and which is present in other species outside that set of species. Compare with derived homology.

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Bransch/domän: Archaeology
Category: Evolution
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homologija

Sociology; Social media

Homologies are structural resonances between the different elements making up a socio-cultural whole.

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 ...

homologija

Biology; Genome

Similarity in DNA or protein sequences between individuals of the same species or among different species..

homologija

Archaeology; Evolution

A character shared by a set of species and present in their common ancestor. Compare with analogy. (Some molecular biologists, when comparing two sequences, call the corresponding ...

homologija

Archaeology; Human evolution

A feature in two or more species that is the same because of descent, it evolved from the same feature in the last common ancestor of the species.

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 ...

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Bransch/domän: Psychology Category: Behavior analysis

grčevi u želucu

Stanje bića - potišteno ili zlovoljano ponašanje, pojavljuju se grčevi, ili razdražljivost. Izvorno značenje ove riječi izvedena iz migrena, što znači ...