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 78 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

nathang24

  • Member
  • Posts: 314
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

The Grants and natural selection of beak size among the medium ground finch. The Grants and natural selection of beak size among the medium ground finch.
Flow aloft and cyclone migration Flow aloft and cyclone migration
Better land and water management and appropriate crop selection can help eliminate hunger Better land and water management and appropriate crop selection can help eliminate hunger
Blood Flow Through Capillaries Blood Flow Through Capillaries
How to calculate the gain and loss gene numbers with low bootstrap of phylogenetic tree? How to calculate the gain and loss gene numbers with low bootstrap of phylogenetic tree?
Simplified diagram of information flow (the central dogma) from DNA to RNA Simplified diagram of information flow (the central dogma) from DNA to RNA
Video: Causes of Angina

For a complete list of videos, visit our video library