Which of the following is a respiratory gas?

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(C) Respiratory gases are the gases that are exchanged during the process of respiration in living organisms.Oxygen $(O_2)$ is taken in by organisms f

Vedclass · Accepted Answer

Both $A$ and $B$

Vedclass · Answer

(C) Respiratory gases are the gases that are exchanged during the process of respiration in living organisms.Oxygen $(O_2)$ is taken in by organisms for cellular respiration to produce energy.Carbon dioxide $(CO_2)$ is produced as a metabolic waste product during cellular respiration and is expelled from the body.Therefore,both oxygen and carbon dioxide are considered respiratory gases.

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