Which is true of populations living at high altitudes compared to those living at sea level?
a. Low birth weights are more frequent at high altitudes.
b. Low birth weights are more frequent at low altitudes.
c. People produce fewer red blood cells at high altitudes.
d. Growth and maturation occur more rapidly at high altitudes.
e. Chest and lung size are reduced at higher altitudes.
Question 2
Stresses imposed by living at high altitude include
a. reduced availability of oxygen.
b. reduced exposure to cold and wind.
c. greater nutritional base.
d. Greater availability of 02
e. Deficiency of red blood cells
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Chalk cliffs 90 meters (300 feet) high along the shore in Dover, England, were once seafloor