Between 1965 and 2006, the Percentage of Goods and Services

question 21

Multiple Choice

Between 1965 and 2006, the percentage of goods and services purchased by U.S. consumers, businesses, and governments from foreigners

• A)remained about the same.
• B)more than tripled.
• C)increased by more than ten times.
• D)declined by about half.

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Definitions:

Fraternal Twins

Twins that develop from two different eggs fertilized by two different sperm, resulting in siblings that are genetically distinct.

Extraembryonic Membrane

Membranes forming outside the embryo that support its development, including the yolk sac, amnion, chorion, and allantois in vertebrates.

Keeps Embryo Moist

A function of the amniotic egg or other structures in various organisms to prevent desiccation of the embryo in a terrestrial environment.

Extraembryonic Membrane

Membranes that are not part of the embryo but are essential for the development of the embryo, including the amnion, chorion, yolk sac, and allantois.