What is breathing ? Name the two steps in breathing?
Answers
Answered by
7
Answer:
Breathing is the process of taking in oxygen and giving out of carbon-dioxide.
Explanation:
The two steps in breathing are :
1. Inhalation
2. Exhalation
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Answered by
3
Answer:
Breathing is a simple mechanical process of inhaling and exhaling air. The two steps in breathing are inspiration and expiration.
Explanation:
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