Which two of the following changes (1 - 4) usually tend to occur in the plain dwellers…
Biology · NEET · NTA Exams — Breathing and Exchange of Gases
Which two of the following changes (1 - 4) usually tend to occur in the plain dwellers when they move to high altitudes (3,500 m or more)?
- Increase in red blood cell size
- Increase in red blood cell production
- Increased breathing rate
- Increase in thrombocyte count
Changes occurring are:
- (2) and (3)
- (3) and (4)
- (1) and (4)
- (1) and (2)
Answer
(A) (2) and (3)
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