Oxygen makes up __________ percent of the air we breathe.
A) 12
B) 21
C) 47
D) 99
Correct Answer:
Verified
Q16: A group of people have moved from
Q17: Acclimatory adjustments are:
A)physiological responses
B)alterations in the growth
Q18: Vasodilation and reduced urine volume are adjustments
Q19: The nude human body at rest must
Q20: A long-term acclimatory response to cold stress
Q22: Low oxygen pressure in the body's tissues
Q23: Gloger's rule concerns a correlation between:
A)latitude and
Q24: Individuals who grow up at high altitudes
Q25: Most of the oxygen in the blood
Q26: It has been suggested that one of
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