The Fact That Americans Are, on Average, 2 Inches Taller

question 34

Multiple Choice

The fact that Americans are, on average, 2 inches taller than a hundred years ago demonstrates that

• A)the environment determines height.
• B)the environment can contribute to highly heritable traits.
• C)height is not heritable.
• D)height is only slightly heritable.

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Definitions:

Bartholin's Glands

Glands located on either side of the vaginal opening in females, responsible for secreting lubricating fluids.

DRE

Digital Rectal Examination; a medical procedure in which a doctor uses a finger to examine the lower rectum and other internal organs for abnormalities.

TURP

Stands for Transurethral Resection of the Prostate, a surgical procedure used to treat urinary problems due to an enlarged prostate.

Lubricating Fluid

A substance applied to minimize friction between surfaces in contact, reducing wear or heat generation.