What Is the Blood's Adaptive Response to Low Oxygen Levels

question 2

Multiple Choice

What is the blood's adaptive response to low oxygen levels resulting from residing at high altitudes?

• A) megacythemia
• B) leukocytosis
• C) polycythemia
• D) anemia

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Definitions:

Except

Excluding or with the exclusion of; used to specify something as not included in a category or group.

By

A preposition indicating agency, means, or location; used to specify the person or thing that performs an action or through which a result is obtained.

Quite

Used as an adverb to indicate a considerable degree or fully; extremely.

It's

abbreviation for "it is" or "it has."