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tangare [24]
3 years ago
15

Oxygen is a survival need. Why is it so important?

Biology
2 answers:
d1i1m1o1n [39]3 years ago
6 0

Answer:

oxygen

Explanation:

oxygen is an essential nutrient which the body needs especially during respiration.

it help the blood cells do provide energy.

without oxygen, there is no gaseous exchange

lesya692 [45]3 years ago
6 0

Answer:

Because it's the only gas that can support life and without it o no human or animal can survive

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