Researchers Can Infer That a Trait Is Largely Influenced by Genes

question 59

Multiple Choice

Researchers can infer that a trait is largely influenced by genes if

• A) identical twins show more resemblance in the trait than fraternal twins.
• B) fraternal twins show more resemblance in the trait than identical twins.
• C) children are more similar to their adoptive parents than their biological parents.
• D) identical twins do not show any resemblance to each other in the trait.

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Definitions:

Average Duration

The weighted average time it takes for an investor to receive all cash flows from a bond or a portfolio of bonds, factoring in the present value of those cash flows.

Perpetuity

A type of annuity that lasts forever, providing payments that continue indefinitely.

Yield

The income return on an investment, expressed as a percentage of the investment’s cost or current market value.

Duration

A measure of the sensitivity of the price of a bond or other debt instrument to a change in interest rates, often noted in years.