What is the meaning of one inhalation plus one exhalation?*
A) Alcohol
B) Respiration
C) Breathing
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Answer:
Breathing
Explanation:
the taking in of air rich in oxygen in to the body during breathing is called inhalation and giving out of the air rich in carbon dioxide is called exhalation. ... therefore, a breath means 'one inhalation plus one exhalation'.
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