Evolutionary Explanations for Partner Preferences

Cards (30)

  • What does sexual selection explain in the context of partner preferences?
    Traits that enhance reproductive success
  • How are traits favored by sexual selection passed on through generations?
    They get passed on and exaggerated
  • What is anisogamy?
    Differences between male and female gametes
  • Which of the following is true of male gametes?
    Small, mobile, continuously produced
  • Which of the following is true of female gametes?
    Large, static, limited production
  • What is the energy investment like for male gametes?
    Low energy investment
  • What is the energy investment like for female gametes?
    High energy investment
  • What two mating strategies does anisogamy lead to?
    Inter-sexual and intra-sexual selection
  • What is inter-sexual selection also known as?
    Female choice
  • Why do females prefer quality over quantity in mate selection?
    Due to their high reproductive investment
  • What traits do females look for in partners during inter-sexual selection?
    Genetically fit partners who can provide resources
  • What do males compete for in inter-sexual selection?
    To be chosen by fertile females
  • What is intra-sexual selection also known as?
    Male competition
  • Why do males prefer quantity over quality in mate selection?
    Due to low reproductive investment
  • What is dimorphism?
    Physical differences between sexes
  • How is dimorphism related to intra-sexual selection?
    Larger males have an advantage
  • What is the result of male competition in intra-sexual selection?
    Reinforcing advantageous traits
  • What was the aim of Buss's study?
    Investigate partner preferences across cultures
  • How many adults did Buss survey?
    10,000
  • How many countries were included in Buss's study?
    33
  • What did women value more than men in Buss's study?
    Financial prospects and ambition
  • What did men value more than women in Buss's study?
    Physical attractiveness and youth
  • What do the findings of Buss's study support?
    Anisogamy-based evolutionary preferences
  • What did Clarke & Hatfield's study find regarding willingness to "go to bed" with a stranger?
    75% of men agreed, but 0% of women
  • What does Clarke & Hatfield's study support?
    Intra-sexual selection
  • Which side of the nature vs. nurture debate does the evolutionary explanation align with?
    Nature side
  • How does female financial independence challenge the evolutionary explanation for partner preferences?
    Resource-related preferences may be outdated
  • What did Chang's study find regarding partner preferences in China?
    Preferences changed over 25 years due to social shifts
  • What do the findings of Chang's study suggest?
    Cultural influences also play a role
  • What kind of traits can sexual selection explain partner preferences through?
    Traits that seem disadvantageous