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Taya2010 [7]
2 years ago
9

What source of energy is needed in both of these systems to drive these cycles?

Biology
1 answer:
zimovet [89]2 years ago
4 0
It comes from the sun. The sun evaporated earth water
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"if an organism's dna contains 20% adenine nucleotides, what percentage of its dna is composed of guanine nucleotides?"
amm1812
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3 years ago
If the battery in the circuit above is 24 v and the resistance is 12ohms what is the current i
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2 Ampere

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