Why Is There Variation Between Human Populations in the Ability

question 38

Essay

Why is there variation between human populations in the ability to digest lactose? How has natural selection affected and maintained this variation?

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Definitions:

Conflict

A situation or process in which there is a disagreement, opposition, or struggle between two or more parties.

Perceiver's Needs

The requirements or desires of an individual who is assessing or interpreting a situation, which can influence their perspective.

Preconception

An opinion or conception formed in advance without adequate evidence, which can influence one's perception and reactions.

Frames

Mental structures or perspectives that individuals use to view and interpret information, shaping how situations are perceived and understood.