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Breathing and Exchange of Gases
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Breathing and Exchange of Gases
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1. Which two of the following changes(a-“d) usually tend to occur in the plaindwellers when they move to highaltitudes (3 - 500 m or more)? (i) Increasein red blood cell size (ii) Increase in redblood cell production (iii) Increasedbreathingrate(iv)Increaseinthrombocyte count Changes occurringare: [2010]