Select all the CORRECT statements concerning photolithoautotrophic prokaryotes. Check All That Apply They use heat instead of light for energy. They reduce atmospheric CO 2 to produce molecules for biosynthesis. The sources of electrons are inorganic molecules like water, hydrogen, or sulfur. Prokaryotic photosynthesis can be similar to green plant photosynthesis, or different. Instead of absorbing light, the process emits light. .