Biology, asked by maryamarab359, 2 months ago

(i
Rate of breathing is increased due to increase in concentration of
in blood:
(a) Oxygen and hydrogen (b) Oxygen and CO
(c) CO, and proton
(d)
CO and oxgyen
(​

Answers

Answered by Harni4
0

Answer:

So the correct answer is b

Answered by Anonymous
13

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Oxygen and hydrogen

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