LIFESCI 7B Lecture Notes - Lecture 9: Kin Selection, Guppy, Limiting Factor

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25 Apr 2020
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Special cases of selection natural selection is the type of selection we focus on, but it is not the only type of selection. Sexual selection and kin selection can also in uence evolutionary processes. Learning goals: identify the causes of other types of selection beyond natural selection and the evolutionary reasons why these other types of selection may evolve. Explain why sexual selection typically does not result in adaptation to the environment. Di erentiate among the terms direct, indirect, and inclusive tness. Calculate the relatedness between individuals and how that may in uence kin selection and the evolution of certain species" speci c behaviors. Sexual selection selection that favors traits which increase an individual"s mating success -- reproduction. Expensive eggs vs cheap sperm what we put into the next generation is not equal between the sexes females are often the limiting resource when it comes to reproduction. Sperm are compact, their only purpose is to deliver dna to zygote.

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