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Mamont248 [21]
3 years ago
13

Humans interact with all levels of the world's ecosystems to obtain all of these necessities except

Biology
2 answers:
PtichkaEL [24]3 years ago
8 0
B, i would think, because we need food for energy, and shelter to live, we dont need a mate.
blagie [28]3 years ago
6 0
The correct answer for this would be letter B. Mates

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Gaseous exchange is fundamental in aerobic organisms because oxygen is required to carry out cellular respiration.

<h3>What is cellular respiration?</h3>

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