what do you mean by Trachea?
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14
Explanation:
the system by which oxygen is taken into the body and an exchange of oxygen and carbon dioxide takes place; in mammals the system includes the nasal passages, pharynx, trachea, bronchi, and lungs
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1
Answer:
1. a duct or a vessel in a plant
2. a large membranous tube reinforced by rings of cartilage, extending from the larynx to the bronchial tubes and conveying air to and from lungs; windpipe
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