People living in high altitudes (like mountains) usually have a _________?

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B: larger number of Red Blood Cells. The correct answer is B: Larger number of Red Blood Cells. People living at high altitudes have a larger number of Red Blood Cells. Lower oxygen levels at altitude stimulate the production of more RBCs to carry sufficient oxygen to the body's tissues.

Answer

A: smaller number of Red Blood Cells

Answer

B: larger number of Red Blood Cells

Answer

C: smaller number of White Blood Cells

Answer

D: larger number of White Blood Cells

People living in high altitudes (like mountains) usually have a _________?

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