In plants, the process of photosynthesis produces glucose (C6H12O6) and oxygen from carbon dioxide and water. Which of the following options about photosynthesis is consistent with this statement?
◦ More carbon dioxide is released from the plant than is absorbed.
◦ All of the carbon atoms in glucose came from carbon dioxide.
◦ Water is synthesized by the plant from H2 and O2.
◦ More atoms are present at the beginning than at the end.