Week 2: Genetic Drift/ Inbreeding and Population/quantitative genetics

Question 1 of 23

1

What type of selection is graph one?

Select correct option below corresponding to the highlighted orange point

Directional

Stabilizing

Disruptive

Explanation

Question 2 of 23

1

What type of selection is graph 2?

Select correct option below corresponding to the highlighted orange point

Stabilizing

directional

disruptive

Explanation

Question 3 of 23

1

What type of selection is the last graph?

Select correct option below corresponding to the highlighted orange point

stabilizing

disruptive

directional

Explanation

Question 4 of 23

1

Antibiotic resistance is an example of directional selection

Select one of the following:

True
False

Explanation

Question 5 of 23

1

Stabilizing selection _______________ the mean trait value and reduces variation in the trait.

Select one of the following:

increases
maintains
reduces

Explanation

Question 6 of 23

1

Fill the blank spaces to complete the text.

selection maintains the meant trait value and the variation in the trait.

Explanation

Question 7 of 23

1

Disruptive selection occurs when the tails of the distribution are not favored over the intermediate phenotypes.

Select one of the following:

True
False

Explanation

Question 8 of 23

1

Click on the orange point and write the correct answer.

What type of selection is this?

Explanation

Question 9 of 23

1

Genetic drift, gene flow, and mutation pressures are other ways in which evolution may occur.

Select one of the following:

True
False

Explanation

Question 10 of 23

1

Genetic drift, gene flow, and mutation pressures only enhance selection.

Select one of the following:

True
False

Explanation

Question 11 of 23

1

Genetic drift isn't Darwinian evolution, correct?

Select one of the following:

correct
incorrect

Explanation

Question 12 of 23

1

A fixed allele, with a frequency of 1, is the only allele in that population.

Select one of the following:

True
False

Explanation

Question 13 of 23

1

Label the Y axis

Select correct option below corresponding to the highlighted orange point

fitness

mean fitness

mean allele frequency

Explanation

Question 14 of 23

1

Click on the orange point and select the correct answer.

Why type of evolution can get a population from point X to point Y?

Explanation

Question 15 of 23

1

Immigration is always good.

Select one of the following:

True
False

Explanation

Question 16 of 23

1

Horizontal gene transfer is when genes from one species are introduced into another organism compared to vertical (parent to offspring) transmission.

Select one of the following:

True
False

Explanation

Question 17 of 23

1

Horizontal gene transfer....

Select one or more of the following:

allows for rapid acquisition of traits
more common among eukarya
more common among bacteria
slows down the acquisition of traits

Explanation

Question 18 of 23

1

Fill the blank spaces to complete the text.

Modern demonstrated that selection operating on Mendelian variation could lead to rates of evolutionary changes that explain historical patterns of evolution.

Explanation

Question 19 of 23

1

Fill the blank space to complete the text.

What equation allows evolution to be documented and qualified?

Explanation

Question 20 of 23

1

Hardy-Weinberg Theroem serves as a null hypothesis for whether evolution is occurring in a population. It assumes...

Select one or more of the following:

small population
large population
random mating
every genotype has the same probability of mating
immigration
no immigration
emigration
no emigration
equal fitness
mutations

Explanation

Question 21 of 23

1

Fill the blank spaces to complete the text.

HW assumptions are important because any is a way that can occur.

Explanation

Question 22 of 23

1

	Created by Sara Penka over 7 years ago

Chapter 2 in reading Lectures from 1/17 and 1/19

Week 2: Genetic Drift/ Inbreeding and Population/quantitative genetics

Question 1 of 23

What type of selection is graph one?

Select correct option below corresponding to the highlighted orange point

Explanation

Question 2 of 23

What type of selection is graph 2?

Select correct option below corresponding to the highlighted orange point

Explanation

Question 3 of 23

What type of selection is the last graph?

Select correct option below corresponding to the highlighted orange point

Explanation

Question 4 of 23

Antibiotic resistance is an example of directional selection

Select one of the following:

Explanation

Question 5 of 23

Stabilizing selection _______________ the mean trait value and reduces variation in the trait.

Select one of the following:

Explanation

Question 6 of 23

Fill the blank spaces to complete the text.

selection maintains the meant trait value and the variation in the trait.

Explanation

Question 7 of 23

Disruptive selection occurs when the tails of the distribution are not favored over the intermediate phenotypes.

Select one of the following:

Explanation

Question 8 of 23

Click on the orange point and write the correct answer.

What type of selection is this?

Explanation

Question 9 of 23

Genetic drift, gene flow, and mutation pressures are other ways in which evolution may occur.

Select one of the following:

Explanation

Question 10 of 23

Genetic drift, gene flow, and mutation pressures only enhance selection.

Select one of the following:

Explanation

Question 11 of 23

Genetic drift isn't Darwinian evolution, correct?

Select one of the following:

Explanation

Question 12 of 23

A fixed allele, with a frequency of 1, is the only allele in that population.

Select one of the following:

Explanation

Question 13 of 23

Label the Y axis

Select correct option below corresponding to the highlighted orange point

Explanation

Question 14 of 23

Click on the orange point and select the correct answer.

Why type of evolution can get a population from point X to point Y?

Explanation

Question 15 of 23

Immigration is always good.

Select one of the following:

Explanation

Question 16 of 23

Horizontal gene transfer is when genes from one species are introduced into another organism compared to vertical (parent to offspring) transmission.

Select one of the following:

Explanation

Question 17 of 23

Horizontal gene transfer....

Select one or more of the following:

Explanation

Question 18 of 23

Fill the blank spaces to complete the text.

Modern demonstrated that selection operating on Mendelian variation could lead to rates of evolutionary changes that explain historical patterns of evolution.

Explanation

Question 19 of 23

Fill the blank space to complete the text.

What equation allows evolution to be documented and qualified?

Explanation

Question 20 of 23

Hardy-Weinberg Theroem serves as a null hypothesis for whether evolution is occurring in a population. It assumes...