1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Radda [10]
3 years ago
13

In the United States, the parasite that causes malaria is not present, but African-Americans whose ancestors were from equatoria

l Africa are present. What should be happening to the sickle-cell allele in the United States, and what should be happening to it in equatorial Africa?
Social Studies
1 answer:
lakkis [162]3 years ago
3 0

Answer:

Directional selection; stabilizing selection

Explanation:

  • The stabilizing selection is a result of the decrease of the population and causes genetic variation due to the natural selection.  
  • The directional selection of the genetic variation shifts to a new phenotype and on exposure to the environmental changes and both of these can lead to the natural selection and contribute to the variation of the population.
You might be interested in
Why were there so few people at the biden town hall
ElenaW [278]

Answer:

if only I knew lol

anyways hows ur day...

7 0
3 years ago
Dr. barkulis is a trait theorist. he would be most likely to describe an individual in terms of her:
olganol [36]
<span>Answer: Dr. barkulis is a trait theorist. he would be most likely to describe an individual in terms of her- unique combination of characteristics or attributes.</span>
7 0
3 years ago
Which of the following has the highest elevation in the Middle East and North Africa?
Ilia_Sergeevich [38]

Answer:

C. The Atlas Mountains have the highest elevation in the Middle East and North Africa.

The Atlas Mountain's elevation is 13,671 ft.

3 0
3 years ago
Match the following types of government with Aristotle's definition of them.
Nana76 [90]

Answer:

Explanation:

1. one leader works for the good of the peopl e - Monarchy

2. one leader works for his own benefit  - Tyranny

3. a few working for the good of the people  - Aristocracy

4. a few working for their own benefit - Oligarchy

5. the rule of many for the benefit of all  - Polity

6. dangerous mob self rule - Democracy

3 0
3 years ago
According to Biden, what does he need to control before America can go back to normal​
Anarel [89]
He needs to control the people
8 0
3 years ago
Other questions:
  • What do falling prices signal in a market economy?
    9·2 answers
  • The characteristic most closely associated with oligopoly is
    9·1 answer
  • How did the Liberty Bell get its crack?
    11·1 answer
  • The many revolts in 1830 and 1848 are similar because ______________.
    6·2 answers
  • PLEASE HELPPPPP I LEGIT NEED HELP PLEASEEEEE
    9·1 answer
  • Guess my 5 fave sports (this is for a year 7 project) 50 points
    8·1 answer
  • Explain the strained relationship between the Germans and the Poles, include German treatment of the Poles.
    14·2 answers
  • What where 5 major events that led to the war of 1812?​
    11·1 answer
  • A client is diagnosed with hypocalcemia and the nurse is teaching the client about symptoms. what symptom would the nurse includ
    5·1 answer
  • An average value for the salinity of seawater could be (pick the best choice) _______
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!