PSYCH 1XX3 Lecture Notes - Friend Zone, Human Behaviour
11 Apr 2013
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Document Summary
Psych lecture 3: evolution and human behaviour: sex differences in romance and risk-taking. Heritable variants lead to differential reproductive success. Evolved psychological mechanisms are coded in the brain. In studies where pics of babies are provided with several possible parents people are generally good at picking out the right parents. Harry met sally movie is friendship only friendship or potential romance. 2012 study: student 88 pairs of hetero friends is this really just a friendship. Are you attracted to your friends: men=yes -0- women=no. Would you date your friend (regardless of status): men=yes -0- Is this friend attracted to you: men=yes -0- women=prob not. Metabolic demands of reproduction: men only need to produce sperm, female need to produce eggs + gestation cost. Parental investment: different for men and women, women gestation + immediate need to take care of child, men don"t need to stay could couple with many individuals.
