Toxicology

Toxicology

A branch of biology, chemistry, and medicine concerned with the study of the adverse effects of chemicals or physical agents on living organisms, as well as the symptoms, mechanisms, treatments and detection of poisoning, especially the poisoning of people.

Industry: Biology; Chemistry

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Toxicology

Fertility

Biology; Toxicology

Ability to conceive and to produce offspring: for litter-bearing species the number of offspring per litter is used as a measure of fertility. Note: Reduced fertility is sometimes referred to as ...

Palpitation

Biology; Toxicology

1. Unduly rapid or throbbing heartbeat that is noted by a patient; it may be regular or irregular. 2. Undue awareness by a patient of a heartbeat that is otherwise normal.

Permeability

Biology; Toxicology

Ability or power to enter or pass through a cell membrane.

Eukaryote

Biology; Toxicology

Cell or organism with the genetic material packed in a membrane-surrounded structurally discrete nucleus and with well-developed cell organelles. Note: The term includes all organisms except ...

Non-bioenvironmental transformation

Biology; Toxicology

Change in the chemical or physical nature of a substance occurring as a result of physicochemical conditions and independent of any biological system.

Germ-line cell

Biology; Toxicology

Cell with a haploid chromosome content. Note: In animals, the germ-line cells are the sperm or egg (synonym gamete); in plants, the pollen cell or the ovum.