increased homozygosity

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Mate choice: How and why do female preferences arise Explanation 1: Direct benefits. Females choose traits with direct benefits for her or her offspring. e.g., Female birds pick males with best territory, resources. Mate choice: How and why do female preferences arise Explanation 1: Direct benefits. Females choose traits with direct benefits for her or her offspring. e.g., Female birds pick males with best territory, resources. e.g., Female hangingflies prefer males who provide larger prey during mating. 16
Explanation 2: Sensory bias. Intrinsic preference for particular sensory stimuli. Female’s preference precedes the evolution of the preferred male trait. e.g., Prey orientation: lizard movement Explanation 2: Sensory bias. Intrinsic preference for particular sensory stimuli. Female’s preference precedes the evolution of the preferred male trait. e.g., Prey orientation: lizard movement e.g., Females of fish species 1 prefer long tails even though no males possess them: preference predates the species. Species 1 Species 2 P+: females prefer long tails T+: males possess long tails Female preference for long tails arose before Species 1 and 2 diverged from their common ancestor 17
Page 1 and 2: Inbreeding, continued… Evolutiona
Page 3 and 4: Inbreeding reduces heterozygosity
Page 5 and 6: Mechanisms that prevent inbreeding
Page 7 and 8: Why self-fertilize Advantages: 1) *
Page 9 and 10: Why is there competition for mates
Page 11 and 12: Evolutionary consequences of direct
Page 13 and 14: Forms of intrasexual selection… 3
Page 15: Intersexual selection: mate choice
Page 19: Explanation 3: Indirect benefits. F

increased homozygosity

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