COM 492 Study Guide - Midterm Guide: Ovulation, Androstadienone, Positron
15 Oct 2018
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Com: argues- often communicate in biological level, mate-selection cues and safety, many signals done without consciousness, affects sex. And decision-making: rooted in evolution, natural/sexual selection, darwin (1859, survival of the fittest and sexual selection caused evolutionary change. Intersexual selection: occur across sexes, females more selective, discriminating mating choices, strongest offspring, high parental investment. Intrasexual selection: competition within sexes, male competitive with other males to win females, social hierarchies, facial averageness. Intelligence: blending faces, rated as more appealing than average of individual faces, blending races, rhodes study 1, blended asian, caucasian, asian & Inhaled or tasted: major histocompatibility complex (mhc, cluster of immune system genes, detects and identify bacteria and viruses. Inherited from both parents: diversity of mhc variants, various immunity to illnesses, common colds, plagues, superflus, mating with someone that has different mhc variants from you, offspring inherit diverse mhc variants, stronger immune systems. Chemical/hormone signals more subtle on animals: swine, baboons.
