BIOL 317: Eco-Evo

Question 1

A population has a low VG and high VE. Which of the following statements are true for this population?

Answer 1

The population has low heritability.

Question 2

In a population of lizards, the average and long length tails are selected against and the short tails are selected for. This is an example of what?

Answer 2

directional selection.

Question 3

For thousands of years, humans have bred domesticated plants and animals to produce and maintain desirable traits, such as large fruits. Which term did Darwin use to describe this?

Answer 3

Artificial selection.

Question 4

Within a population, if the average is selected for and the two opposing extremes are selected against, what is this an example of?

Answer 4

stabilizing selection.

Question 5

Phenotypic changes are always reflections of genotypic changes.

Answer 5

False

Question 6

Which of the following correctly describes the Hardy-Weinberg equilibrium equation?

Answer 6

p^2 + 2pq + q^2 = 1.0

Question 7

In a population of birds, the average beak size is selected against and the large and small sized beaks are selected for. This is an example of what?

Answer 7

disruptive selection.

Question 8

The Hardy-Weinberg principle states what?

Answer 8

allelic frequencies within a population will not change in the absence of evolutionary forces.