Internal respiration is

Internal respiration is mcq given below:

Q.Internal respiration is

(a) exchange of gases between the blood and lungs
(b) exchange of gases between the blood and the cells
(c) transportation of oxygen from lungs tissues to hemoglobin
(d) combining oxygen with RBCs to from oxyhaemoglobin

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Ans:(b) exchange of gases between the blood and the cells

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