циљна ћелија

A cell is the smallest self-functioning unit found in living organisms. Each cell is enclosed by an outer membrane or wall and contains genetic material (DNA) and other parts to ...

mezoderm

Biyoloji; Hücre biyolojisi

The middle layer of cells in embryonic development; gives rise to muscles, bones, and structures associated with reproduction. The middle embryonic tissue layer. Cells and ...

melanin

Biyoloji; Hücre biyolojisi

A pigment that gives the skin color and protects the underlying layers against damage by ultraviolet light; produced by melanocytes in the inner layer of the epidermis.

mejoza

Biyoloji; Hücre biyolojisi

Cell division in which the chromosomes replicate, followed by two nuclear divisions. Each of the resulting gametes (in animals, spores in plants) receives a haploid set of ...

megaspore

Biyoloji; Hücre biyolojisi

Four haploid cells produced by meiosis in the ovule of a þower. Usually, three of these cells degenerate, with the remaining cell becoming the female gametophyte phase of the ...

moždina

Biyoloji; Hücre biyolojisi

1. A term referring to the central portion of certain organs; e. G. , the medulla oblongata of the brain and the adrenal medulla, which synthesizes epinephrine and norepinephrine. ...

makroevolucija

Biyoloji; Hücre biyolojisi

The combination of events associated with the origin, diversification, extinction, and interactions of organisms which produced the species that currently inhabit the Earth. Large ...

Terimler Haberlerde

Öne Çıkan Terimler

Dragan Zivanovic

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језеро

A body of relatively still fresh or salt water of considerable size, localized in a basin that is surrounded by land. Lakes are inland and not part of ...