Individuals with “lower numbers” gradually work their way down the line. Partners tend to find a match within a point of themselves. Physical attractiveness is NOT the only factor in finding a sexual partner. ° Voice Pitch of voice is related to the number of children fathered. Men tend to choose women with higher pitched voices (and vice versa). o Women with higher estrogen levels have higher pitched voices. Higher pitched voices during ovulation Higher levels of attractiveness o Men with higher testosterone levels have lower pitched voices. Hormone levels correlate to the development of other “attractive” physical features (i.e. facial symmetry, etc.). ° Differences between what individuals want in a partner is evident in the how they present themselves. Ex: Men with assets (i.e. cars, clothes, money, etc.) Women are more “choosey” about their partners due to the higher level of risk involved. o Search for clues of stability, wealth, health, etc. that are indicative of the male’s ability to care for her [and her child]. While men tend to prioritize physical attractiveness, women rank social status. ° Keeping the partner you choose
Social/financial status often trumps physical attractiveness in relationships. ° Smell Human pheromones heighten sexual senses. o Men: Androstenone Typically repelling to women unless they are in their fertile window; However, mixed with salty sweat/bacteria on the skin, it triggers a favorable response. o MHC No two people are the same. Our immune system determines what bacteria can thrive on our skin. In order for one’s odor to be attractive: 1. MHC of partner must be substantially different from one’s own. Woman must be within 1-2 days of ovulation. Steers people clear of their relatives; Incest avoidance Relatives share similar immune system components.
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