The Birth Rate in Most LDCs Is

question 37

Multiple Choice

The birth rate in most LDCs is

• A)much lower than that of most industrial countries.
• B)slightly lower than that of most industrial countries.
• C)slightly higher than that of most industrial countries.
• D)much higher than that of most industrial countries.

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Definitions:

White Blood Cells

Cells of the immune system involved in defending the body against both infectious disease and foreign materials.

Myelin

Fatty material produced by neuroglial cells; insulates axons and thus speeds conduction of action potentials.

Neuroglial Cells

Supportive cells in the nervous system that provide insulation, nutrients, and structural support for neurons, and participate in signal transmission.

Myelin

A fatty covering that insulates nerve fibers in the brain, spinal cord, and peripheral nerves, speeding the transmission of nerve impulses.