Research Conducted with Identical Twins Who Were Raised Together Versus

question 59

Multiple Choice

Research conducted with identical twins who were raised together versus apart shows that:

• A) genes play a large role in determining body weight and shape.
• B) when the twins are reared apart, weight gain occurs in different body areas.
• C) twins raised together are more similar in body shape than those reared apart.
• D) the weight of twins reared apart is correlated more with their adoptive family members than it is with their twin.

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Definitions:

Production Possibility Frontier

A graph showing the highest possible combinations of two goods that can be made using existing resources and technology.

Output Efficiency

The optimized state where goods or services are produced at the lowest possible cost and with the best allocation of resources.

Marginal Rate

The rate at which one variable changes with respect to a slight change in another variable, often used in the context of taxes or production.

Transformation

The process of changing the structure, appearance, or character of something, often seen in economic contexts as shifts in production or technology.