PSYCH 3F03 Lecture Notes - Lecture 1: Monandrous, Sperm Competition, Inbreeding Avoidance
13 Apr 2018
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3 features of animals: multicellular, fusion of egg + sperm, eat organic substances. Darwin unlocks (4), which can form the other questions: ex. Sperm competition in polyandrous vs monandrous species: males have larger teste mass to produce more sperm in the polyandrous specie (functional mechanism: ex. Monandrous eusocial species are more genetically related than polyandrous species, leading to more cooperation among workers (functional. Atypical stressors signal a harder environment to survive in, causing a women to expect a shorter life span and mate sooner (functional dev: ex. Morphed composite face to look more like the participant - self- resembling faces are more trustworthy & no differences in attractiveness for a lt relationship, but composite were more attractive for a st relationship (inbreeding avoidance) (functional mechanism) If you acquire something in your lifespan your offspring will inherit it. Ca(cid:374)"t go either (cid:449)ay (cid:894)ge(cid:374)es blueprints or blueprints genes) Genes for a trait are scattered throughout and influenced by environment.
