Podcast
Play an AI-generated podcast conversation about this lesson
Questions and Answers
What kind of phenomenon is likely to be responsible for the size difference between males and females in the unknown species of deer?
What kind of phenomenon is likely to be responsible for the size difference between males and females in the unknown species of deer?
- Genetic drift
- Natural selection
- Sexual dimorphism (correct)
- Allopatric speciation
What group of organisms commonly speciates by sympatric speciation? How do they do this?
What group of organisms commonly speciates by sympatric speciation? How do they do this?
- Plants - through wind pollination
- Insects - through specialization on different host plants (correct)
- Fish - by adapting to different water temperatures
- Birds - by developing different migratory patterns
Why is hybridization a challenge to the Biological Species Concept (BSC)?
Why is hybridization a challenge to the Biological Species Concept (BSC)?
- It strengthens prezygotic isolating mechanisms
- It blurs the distinction between species (correct)
- It leads to sympatric speciation
- It creates reproductive barriers between species
What is sexual selection?
What is sexual selection?
Signup and view all the answers
What is intersexual selection?
What is intersexual selection?
Signup and view all the answers
Does sexual selection exist because it leads to perfectly adapted organisms?
Does sexual selection exist because it leads to perfectly adapted organisms?
Signup and view all the answers
What are the consequences of inbreeding on the genetic structure of a population?
What are the consequences of inbreeding on the genetic structure of a population?
Signup and view all the answers
What is evolutionary fitness and how is it measured?
What is evolutionary fitness and how is it measured?
Signup and view all the answers
What is genetic drift and in what sized populations does it occur most readily?
What is genetic drift and in what sized populations does it occur most readily?
Signup and view all the answers
What is sexual selection and how does it contribute to evolution?
What is sexual selection and how does it contribute to evolution?
Signup and view all the answers
