Question

Which molecule is the source of evolution of oxygen in photosyntheisis— CO2 or H2O?

Answer 1

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H2O is the source of the evolution of oxygen in photosynthesis

Answer 2

Answer:

The H2O molecule is the source of the evolution of oxygen in photosynthesis.

Explanation:

Photosynthesis is a light-dependent reaction in this process oxygen is released from water

In plants, chlorophyll absorbed energy when exposed to sunlight. It is used in the splitting of the H2O molecule. CO2 and water as the reactants in this process.