What Do Twin and Adoption Studies Indicate About the Role

question 62

Multiple Choice

What do twin and adoption studies indicate about the role of genes in body weight?

• A) Genes account for between 50% and 90% of the variation in body weight.
• B) Genes account for a moderate 15-20 % of the variation in body weight.
• C) Genes only account for 5-10 % of the variation in body weight.
• D) Body weight is not influenced by genes.

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Definitions:

Marginal Costs

The cost of producing one additional unit of a product, which varies depending on the level of production.

Evolutionary-Developed Heuristics

Decision-making shortcuts or rules of thumb that have evolved over time to facilitate complex problem-solving with efficiency.

Rational Framework

A systematic approach based on reason and logic, often used in decision-making processes to ensure outcomes are logically derived.

Decision Making

The cognitive process of selecting a course of action among various alternatives, often involving a balance of risk and reward.