the reactions that take place in a cell represent\nmetabolism.\nnutrients.\ncalories.\nkilocalories.

the reactions that take place in a cell represent\nmetabolism.\nnutrients.\ncalories.\nkilocalories.
Answer
Brief Explanations:
Metabolism refers to all the chemical reactions that occur in a cell to maintain life, including processes for energy - production and molecule - building. Nutrients are substances needed by the body, calories and kilocalories are units of energy.
Answer:
metabolism.