This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Which of the following is an example of genetic drift? a. a random mutation introduces a new ... (Read 156 times)

piesebel

  • Hero Member
  • *****
  • Posts: 565
on: Jul 10, 2018
Which of the following is an example of genetic drift?
 
  a. a random mutation introduces a new trait into a population
  b. a population migrates
  c. a certain gene travels through a population over many generations
  d. all of these

Question 2

A change in the frequency of a gene in a population over time due to entirely random factors is called __________.
 
  a. gene flow
  b. admixture
  c. genetic drift
  d. bottleneck effect


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

perkiness

  • Sr. Member
  • ****
  • Posts: 348
Reply #1 on: Jul 10, 2018
Answer to Question 1

Answer a

Answer to Question 2

Answer c


piesebel

  • Hero Member
  • *****
  • Posts: 565
Reply #2 on: Jul 10, 2018
TY


perkiness

  • Sr. Member
  • ****
  • Posts: 348
Reply #3 on: Jul 10, 2018
Happy to Help


« previous next »
 

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Variegated leaves caused by a mutation in cpDNA Variegated leaves caused by a mutation in cpDNA
Some viruses, such as the tobacco mosaic virus, use RNA as their genetic material Some viruses, such as the tobacco mosaic virus, use RNA as their genetic material
Label the four mutated DNA segments shown below according to the type of point mutation each ... Label the four mutated DNA segments shown below according to the type of point mutation each ...
Crossing over in prophase I increases genetic variation Crossing over in prophase I increases genetic variation
Genetic complementation analysis for rll lysis Genetic complementation analysis for rll lysis
Example of a genetic pedigree of the autosomal dominant disease Marfan syndrome Example of a genetic pedigree of the autosomal dominant disease Marfan syndrome
Video: Introduction to Tuberculosis

For a complete list of videos, visit our video library