There is less oxygen in air at higher altitudes than at sea level. Scientists have shown that people living at sea level have 5 million red blood cells per mm3 of blood whereas people living at high altitude have 7 million red blood cells per mm3 of blood. Suggest a reason for this difference.
Answers
Answered by
0
Answer:
UKNHIHIHIGKGIGIGIGUGIGIGUGUGUGUGIGIHIVYGIG hiy yc h dhvufubgjgjb
Answered by
2
Answer:
Explanation:
The people in higher altitudes need more oxygen so more blood cells are made by body to transport more oxygen
Similar questions