Answer:
Photosynthesis converts carbon dioxide and water into oxygen and glucose.
Explanation:
Glucose is used as food by the plant and oxygen is a by-product. Cellular respiration converts oxygen and glucose into water and carbon dioxide. Water and carbon dioxide are by- products and ATP is energy that is transformed from the process.
A DNA temp is used to make a RNA strand !!
so your answer is C !!
In chemical reactions the substances present at the start of the reaction are reactant and the substances produced are called product
