Which of the following observations would be the best indicator that an organism lacks photosystem II? A) It produces glucose in the light and dark. B) It does not produce CO₂ in the dark. C) It does not produce O₂ in the light. D) It produces CO₂ in the light.

Question

Quizplus · Accepted Answer

Photosystem II is crucial for the initial steps of photosynthesis, where light energy is used to split water molecules, releasing oxygen (O_2). If an organism does not produce oxygen in the light, it indicates a lack of photosystem II functionality.

Which of the Following Observations Would Be the Best Indicator