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:

Interest Rate

The rate at which interest is paid by borrowers for the money that they borrow.

Preference for Liquidity

The desire to hold cash or easy-to-liquidate assets, often due to uncertainty or expectation of needing immediate funds.

Money Supply

The collective amount of currency and currency equivalents within an economy at a designated snapshot in time, including cash, coin forms, and savings and checking account deposits.

Economic Expansions

Periods of economic growth and increasing GDP, characterized by rising employment, consumer spending, and investment.