sexual selection

a theoretical mechanism for the evolution of anatomical and behavioral differences between males and females, based on mate selection. [proposed in 1871 by Charles Darwin]

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Psychology term of the day

April 26th 2024

clinical trial

a research study designed to compare a new treatment or drug with an existing standard of care or other control condition (see control group). Trials generally are designed to answer scientific questions and to find better ways to treat individuals who have a specific disease or disorder. Also called clinical study. See also randomized clinical trial.