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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.
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1. according to trevor ferrell how many people does it take to make a difference?
wlad13 [49]

Trevor Ferrell asserts that one must put up the necessary effort to affect change. Because he thinks that even one individual can have a significant impact.

Who is Trevor Ferrell?

American citizen Trevor Ferrell (born in 1972) first attracted attention as a young teen for his efforts to help the homeless.

Trevor Ferrell may be the most sensible individual who was up hearing comparisons to Gandhi and Jesus. “Trevor's Campaign” for the Homeless was born out of Trevor's drive and conviction that people do matter.

As a result, option (a) one is correct.

Learn more about on Trevor Ferrell, here:

brainly.com/question/15227821

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5 0
2 years ago
The most accurate and encompassing description of globalization is expressed as the expanding cultural, political, and economic
Vedmedyk [2.9K]

Answer:

People around the world

Explanation:

Globalization is a term used to describe the increasing connectedness and interdependence of world cultures and economies. It cut across every corners of the world.

4 0
3 years ago
Compared to chimpanzees, bonobos have More violent behavior. A higher degree of male-male competition. A wider range of sexual p
puteri [66]

Answer:

A wider range of sexual practices

Explanation:

The major difference between the bonobos and the chimpanzees are that while the chimpanzees are ruled by men who are occasionally violent, the bonobos are matriarchal.

As a result of this, the bonobos engage in a wider range of sexual practises and playful behaviours among themselves.

4 0
2 years ago
How were the 13 colonies similar to one another and how were they different?
77julia77 [94]

"The colonies were similar because they both contained people seeking new and better lives. ... The northern colonies were for mostly the middle class who could afford to live. Many people and immigrants came to America because they were poor and the most opportunities for jobs were in the south."

"The Middle colonies and New England had few slaves, while the southern colonies had africans as much of the population. Most southerners were poor men seeking work, while most northern immigrants were in the middle class. The colonies were similar because they both contained people seeking new and better lives."

I hope these help!:)

4 0
3 years ago
Why were shermans troops so excited about entering South carolina during the civil war
dolphi86 [110]
There troops wanted to see the oceans thats why they were excited
3 0
3 years ago
Read 2 more answers
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