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The transfer of \({\mathrm{O}}_{2}\) from outside environment to cells and removal \({\mathrm{CO}}_{2}\) is referred to …

Q1

The transfer of \({\mathrm{O}}_{2}\) from outside environment to cells and removal \({\mathrm{CO}}_{2}\) is referred to as

a

Exhalation

b

Respiration

c

Inhalation

d

None of these

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