Podcast
Questions and Answers
What is the primary mechanism driving sexual selection?
What is the primary mechanism driving sexual selection?
- Mutation leading to changes in reproductive behavior
- Genetic drift influencing mating preferences
- Natural selection acting on traits affecting mate attraction (correct)
- Artificial selection by humans
Who conducted a study on the energetic investment in gametes by females versus males in various animals?
Who conducted a study on the energetic investment in gametes by females versus males in various animals?
- Charles Darwin and Gregor Mendel
- Jane Goodall and Dian Fossey
- April Hayward and James Gillooly (correct)
- Stephen Jay Gould and Richard Dawkins
How much more energy does a typical female devote to egg production compared to basal metabolism during the breeding season?
How much more energy does a typical female devote to egg production compared to basal metabolism during the breeding season?
- Twice the energy
- Three times the energy (correct)
- Equal amount
- Five times the energy
What is the total expenditure on ejaculates for a typical male, including seminal fluid, compared to his energy spent on basal metabolism?
What is the total expenditure on ejaculates for a typical male, including seminal fluid, compared to his energy spent on basal metabolism?
When eggs are more expensive than ejaculates, what factors limit lifetime reproductive success?
When eggs are more expensive than ejaculates, what factors limit lifetime reproductive success?
What is the key difference between male and female reproductive strategies in terms of energy investment?
What is the key difference between male and female reproductive strategies in terms of energy investment?
What type of mating pattern occurs when females choose mates based on their display characteristics?
What type of mating pattern occurs when females choose mates based on their display characteristics?
In the study by Lynda Delph and colleagues, what type of plants were surveyed to test the attractiveness of male flowers?
In the study by Lynda Delph and colleagues, what type of plants were surveyed to test the attractiveness of male flowers?
What is the primary goal of sexual selection?
What is the primary goal of sexual selection?
What is the purpose of courtship behaviors in animals?
What is the purpose of courtship behaviors in animals?
What type of characteristic is a lion's mane?
What type of characteristic is a lion's mane?
What is the significance of female choice in sexual selection?
What is the significance of female choice in sexual selection?
Flashcards are hidden until you start studying
