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

Author Question: Gene flow and interbreeding act against A. migration. B. speciation. C. natural selection. D. ... (Read 80 times)

Melani1276

  • Hero Member
  • *****
  • Posts: 516
on: Aug 11, 2018
Gene flow and interbreeding act against
 
  A. migration.
  B. speciation.
  C. natural selection.
  D. mutations.
  E. balanced polymorphisms.

Question 2

The allele HbS that codes for the type of hemoglobin associated with sickle-cell anemia
 
  A. is distributed evenly throughout all human populations.
  B. is less susceptible to malaria.
  C. is always lethal when found in a human population.
  D. has no effect on the viability of a population.
  E. is never expressed in the phenotype when present in a homozygous state.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

hanadaa

  • Sr. Member
  • ****
  • Posts: 339
Reply #1 on: Aug 11, 2018
Answer to Question 1

B

Answer to Question 2

B


Melani1276

  • Member
  • Posts: 516
Reply 2 on: Aug 11, 2018
Thanks for the timely response, appreciate it

apple

  • Member
  • Posts: 352
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Tropomyosin gene organization (rat) and seven alternative splicing pathways Tropomyosin gene organization (rat) and seven alternative splicing pathways
Natural plant sources of pharmaceutical Natural plant sources of pharmaceutical
Assembly of a к light-chain gene in a B cell Assembly of a к light-chain gene in a B cell
Directional Selection in Rock-Pocket Mice Directional Selection in Rock-Pocket Mice
Allopatric Speciation in Snapping Shrimp Allopatric Speciation in Snapping Shrimp
The Gene Expression Machine Model for Coupling The Gene Expression Machine Model for Coupling
Video: Photosynthesis and Van Helmont Experiment

For a complete list of videos, visit our video library