This topic contains a solution. Click here to go to the answer

Author Question: Gene flow and interbreeding act against A. migration. B. speciation. C. natural selection. D. ... (Read 83 times)

Melani1276

  • Hero Member
  • *****
  • Posts: 516
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
Answer to Question 1

B

Answer to Question 2

B




Melani1276

  • Member
  • Posts: 516
Reply 2 on: Aug 11, 2018
Excellent


billybob123

  • Member
  • Posts: 336
Reply 3 on: Yesterday
Gracias!

 

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

For a complete list of videos, visit our video library