Biology

Biology

A natural science concerned with the study of life or living matter in all its forms and phenomena, especially in relation to their origin, growth, reproduction, structure, behaviour and evolution.

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Biology > Toxicology

random probability sample

Biology; Toxicology

Subset of units of a population that is arrived at by selecting units such that each possible unit has a fixed and known probability of selection.

systematic sample

Biology; Toxicology

Subset selected according to some simple rule such as specified date or alphabetic classification.

pro-pesticide

Biology; Toxicology

Substance applied in a form that is not active as a pesticide and which becomes active once it enters an organism and undergoes chemical modification.

stochastic effect

Biology; Toxicology

Phenomenon pertaining to or arising from chance, and hence obeying the laws of probability.

stochastic process

Biology; Toxicology

Phenomenon pertaining to or arising from chance, and hence obeying the laws of probability.

reserve capacity

Biology; Toxicology

Physiological or biochemical capacity that may be available to maintain homeostasis when the body or an organism is exposed to an environmental change.