уста

One of eleven major body organ systems in animals; coordinates and controls actions of internal organs and body systems, receives and processes sensory information from the ...

нето секундарна продуктивност

生物学; 细胞生物学

The rate at which consumer and decomposer biomass is produced in a community.

нерви

生物学; 细胞生物学

Bundles of neuronal processes enclosed in connective tissue that carry signals to and from the central nervous system.

нектонски организми

生物学; 细胞生物学

Also called swimmers. One of the two main types of organisms in the pelagic zone of the marine biome.

нефрон

生物学; 细胞生物学

A tubular structure that is the Þltering unit of the kidney; consists of a glomerulus and renal tubule.

природна селекција

生物学; 细胞生物学

The process of differential survival and reproduction of Þtter genotypes; can be stabilizing, directional, or disruptive. Better adapted individuals are more likely to survive to ...

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行业/领域：水果和蔬菜类别水果

банана

The world's most popular fruit. The most common U.S. variety is the yellow Cavendish. They are picked green and develop better flavor when ripened off ...