In 2012,U.S.exports Totaled About

question 171

Multiple Choice

In 2012,U.S.exports totaled about:

• A) $2,200 billion.
• B) $2,200 trillion.
• C) $2,700 billion.
• D) $2,700 trillion.

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Definitions:

Inorganic Portion

Components of a substance or structure not consisting of or deriving from living matter, often referring to the mineral content in bones and teeth.

Spongy Bone

A type of bone that is porous and contains red bone marrow, involved in the production of blood cells.

Compact Bone

The dense, hard outer layer of bone tissue that makes up the majority of the structure of a bone, providing strength and support.

Periosteum

A dense layer of vascular connective tissue enveloping the bones except at the surfaces of the joints.