Biology, asked by Asisya, 11 months ago

what is mean by yawning

Answers

Answered by LilyWhite

5

Answer:

yawn involuntarily open one's mouth wide and inhale deeply due to tiredness or boredom

Answered by pankhuri55

0

Involuntarily open one's mouth wide and inhale deeply due to tiredness, is called yawning. During yawning our body takes more amount of oxygen to decrease the amount of carbon dioxide in the body.

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