The Mutation That Causes the Lighter Skin Color of All

question 87

Multiple Choice

The mutation that causes the lighter skin color of all people of European descent was the result of a ____ in the gene for a melanin transport protein.​

• A) ​base-pair substitution
• B) ​insertion
• C) ​deletion
• D) ​whole chromosome duplication
• E) ​multiple gene mutations involving several mechanisms

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Definitions:

Age Over Sixty-Five

A demographic category specifically referring to individuals who are 65 years of age or older, often considered the standard retirement age in many countries.

Alert Times

Periods during which an individual is highly aware and vigilant, often measured in contexts of work, safety, or cognitive studies.

Evening People

Individuals who naturally prefer and perform better during the evening hours, as opposed to the morning.

Social Class

A division of a society based on social and economic status, influencing individuals' opportunities, behaviors, and life choices.