Question

which of these does not describe what is happening in the light - dependent reaction? a products include atp and nadph. b reactants include carbon dioxide and water. c water is broken down and oxygen is produced. d energy from sunlight is absorbed by chlorophyll.

Explanation:

In light - dependent reactions of photosynthesis, carbon dioxide is not a reactant. Reactants are water and light energy, and products are ATP, NADPH, and oxygen. Carbon dioxide is used in the light - independent reactions (Calvin cycle).

Answer:

C. Reactants include carbon dioxide and water.