During the process of photosynthesis, oxygen is given off as a by- product. The oxygen comes from?
A. carbon dioxide and water
B. warer and nitrogen
C. water and not from CO2
D. CO2 and not form water
Answer:A
During the process of photosynthesis, oxygen is given off as a by- product. The oxygen comes from?
A. carbon dioxide and water B. warer and nitrogen C. water and not from CO2 D. CO2 and not form water