The Sickle-Cell Gene Is Found in High Frequency in Certain

question 13

Multiple Choice

The sickle-cell gene is found in high frequency in certain African countries mainly along the equator because:

• A) the mutation increases the body's ability to regulate heat.
• B) the gene can give protection against rickets.
• C) it is in response to natural selection.
• D) it provides protection against the harmful effect of ultraviolet radiation.
• E) the mutation increases the body's ability to carry oxygen.

---

Definitions:

Norms

Established standards of behavior maintained by a society or group that guide the actions of its members.

Cultural Imperialism

The dominance of one culture over another, historically often through colonization, which imposes its values, practices, and way of life onto another culture.

American Cultural Values

The set of core beliefs and ideals that significantly influence the social behavior and norms in the United States, such as individualism, freedom, and competitiveness.

Western Cultural Imperialism

The domination of Western cultural values and practices over those of other cultures, often leading to cultural homogenization.