Flashcards
Anisogamy_ Evolutionary Points
Flashcards do conjunto (9)
- 1SpermThe male gamete
-Produced in larger numbers
-More readily avaliable - 2EggFemale Gamete
-Rarer, produced in less numbers
-Takes longer to develop - 3Intrasexual SelectionThe competition between the same sex for mates, the males preferred method of mating. Refers to quantity over quality.
- 4Sexual SelectionVital for natural selection and the survival of a species
- 5Intersexual selectionFemales preferred method of mating because they're choosier about who they use their eggs on. They have to expend more in the upbringing of the infant.
- 6Sexy Sons HypothesisSupports evolution, tall males are seen to be more attractive- therefore taller males mate more producing taller offspring.
- 7Waist to hip ratioMales show preference for women who have smaller waist to larger hips, because it shows their fertile and able to bare children.
- 8Cultural InflunceChang et al: compared partner preference of p's in China for 25yrs. Many preference remained the same although some changed.
Therefore, mate preferences are the result of cultural and social changes. - 9'I have been noticing you around campus..'This is research to support the intersexual selection, because 0% of the females agreed to go back with the student, whereas; 75% of males said yes.
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- AS level Psychology (Relationships) FlashCards sobre Anisogamy_ Evolutionary Points, criado por 007842-Stuart Denton em 13-01-2017.
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- 007842-Stuart Denton
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