Cell biology

Cell biology

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

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Cell biology

acetyl CoA

Biology; Cell biology

An intermediate compound formed during the breakdown of glucose by adding a two-carbon fragment to a carrier molecule (Coenzyme A or CoA).

absorption

Biology; Cell biology

The process by which the products of digestion are transferred into the body's internal environment, enabling them to reach the cells.

absorptive feeders

Biology; Cell biology

Animals such as tapeworms that ingest food through the body wall.

One of the two types of geologic time (relative time being the other), with a definite age date established mostly by the decay of radioactive elements, although ages may also be obtained by counting ...

abscisic acid

Biology; Cell biology

A plant hormone that promotes dormancy in perennial plants and causes rapid closure of leaf stomata when a leaf begins to wilt.

abnormal hemoglobin

Biology; Cell biology

Hemoglobin molecule with a different shape due to an altered amino acid sequence (ultimately caused by an altered DNA base sequence), such as in the inherited disease sickle-cell anemia.