PSYCH101 Lecture 11: Lecture 11 Lecture 11 notes
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Patterns in dating ads: men showed themselves as stable providers, and asked for beauty and youth in their applicants. Woman advertised themselves as such, and asked for what the men offered: sex for success exchange. Inclusive fitness: we have a biological need to pass on our genes. Sexual selection : only those that are most fit have a competitive advantage in passing on their genes to future generations. Ovum (egg) genetic packet for the woman: 480 ova (12 chances per year, for 40 years, every time she is successful, we subtract 9. She wants to ensure that the other 50% of the fertilization is worthy. Sperm genetic packet for the man. Infinite numbers available: every time he is successful, there is no deduction. They also looked for indicators to show that she would be able to raise the child. People by consensus who are beautiful have more advantages.