Suppose That in a Twin Design Family Study, the Average

question 185

Multiple Choice

Suppose that in a twin design family study, the average trait similarity within identical twins was no higher than for fraternal twins. The same environment was shared within all twin pairs. This outcome implies that

• A)heritability for the trait is high.
• B)heritability is moderate.
• C)heritability is low.
• D)heritability cannot be estimated.

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Definitions:

Clotting Disorder

A condition that affects the blood's ability to form clots, leading to excessive bleeding or clotting issues.

Blood Pressure

The pressure exerted by circulating blood upon the walls of blood vessels, often measured for diagnosis since it is related to the force and rate of the heartbeat and the diameter and elasticity of the arterial walls.

Thrombus

A blood clot that forms in a blood vessel and remains there, which can block blood flow and cause health issues.