Cell biology

Cell biology

The study of cell structure, physiological properties, interactions with the environment and life cycle.

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Cell biology

corpus callosum

Biology; Cell biology

Tightly bundled nerve fibers that connect the right and left hemispheres of the cerebrum.

ascus

Biology; Cell biology

Structure produced by sac fungi in which sexual ascospores develop.

asexual reproduction

Biology; Cell biology

A method of reproduction in which genetically identical offspring are produced from a single parent; occurs by many mechanisms, including fission, budding, and fragmentation.

ascomycetes

Biology; Cell biology

Division of fungi that contains the yeasts and morels; ascomycetes produce an ascus (or sac) in which ascospores are produced.

artificial selection

Biology; Cell biology

The process in which breeders choose the variants to be used to produce succeeding generations.

The condition of receiving sparse rainfall; associated with cooler climates because cool air can hold less water vapor than warm air. Many deserts occur in relatively warm climates, however, because ...

arrector pili

Biology; Cell biology

A muscle running from a hair follicle to the dermis. Contraction of the muscle causes the hair to rise perpendicular to the skin surface, forming "goose pimples. "