How Would You Go About Determining Whether a Trait Was

question 17

Essay

How would you go about determining whether a trait was controlled by a single gene or by polygenes? Would pedigree analysis be of use in answering this question?

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Definitions:

Adaptation-Level Phenomenon

The psychological principle that states individuals judge new experiences based on their past experiences.

James-Lange Theory

A theory suggesting that emotions are the result of physiological reactions to events.

Catharsis Hypothesis

The theory that expressing or experiencing strong emotions releases them and reduces their impact, leading to relief.

Aggressive Urges

Innate or learned desires to act or react in a hostile, forceful, or violent manner towards oneself or others.