A Twin Study Is Conducted to Examine the Role of Genetics

question 107

Multiple Choice

A twin study is conducted to examine the role of genetics and environment on the fondness of individuals for chocolate. Which result would lead to the conclusion that genetic factors are important in the development of this trait?

• A) Twins who have lived together are more similar on the trait than twins who have lived apart.
• B) Twins who have lived apart are more similar on the trait than twins who have lived together.
• C) Identical twins are more similar on the trait than fraternal twins.
• D) Fraternal twins are more similar on the trait than identical twins.

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Definitions:

Nominal

Nominal values refer to monetary values or economic statistics not adjusted for inflation, reflecting their face value.

Real Interest Rate

The interest rate corrected for the effects of inflation.

Price Level

A measure of the average prices of goods and services in an economy at a given time period.

Real Wealth

The value of an individual's or entity's assets, taking into account the effects of inflation on purchasing power.