Question

please answer it
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Answer 1

Answer:

a) The blood provides oxygen and removes carbon dioxide. Blood absorbs oxygen from air through lungs.

b) the nose also adds moisture and warmt to inhaled air for smoother entry to the lungs.s

that's why we should breath in from nose.

Explanation:

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Answer 2

Answer:

Blood Provides the Body's Cells with Oxygen and Removes Carbon Dioxide. Blood absorbs oxygen from air in the lungs. It transports the oxygen to cells throughout the body, and it removes waste carbon dioxide from the cells