which best describes how the photosystems are used in the light - dependent reactions?\nphotosystem i is…

which best describes how the photosystems are used in the light - dependent reactions?\nphotosystem i is used first then photosystem ii\nphotosystem ii is used first then photosystem i\nboth processes are used at the same time.\nboth processes are used during the light - independent reactions.

which best describes how the photosystems are used in the light - dependent reactions?\nphotosystem i is used first then photosystem ii\nphotosystem ii is used first then photosystem i\nboth processes are used at the same time.\nboth processes are used during the light - independent reactions.

Answer

Brief Explanations:

In the light - dependent reactions of photosynthesis, photosystem II is activated first. It captures light energy and begins the electron - transport chain. Then, the electrons are passed to photosystem I.

Answer:

photosystem II is used first then photosystem I