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Urgent! question is attached, thankyou so much
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Urgent! question is attached, thankyou so much

Urgent! question is attached, thankyou so much-example-1
User Krolth
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9 votes

Answer:

C; Oxygen concentration

Step-by-step explanation:

Oxygen is product, not a reactant in photosynthesis. Light and carbon dioxide are reactants, and extreme temperatures can denature the plant.

User Cacsar
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