Answer:
The answer is B
Explanation: Photosynthesis and respiration takes place in the light. Once it turns dark Photosynthesis stops but respiration does not.
The simpliest answer is....the respiratory system gets oxygen and removes carbon dioxide.
---breathing describes the process of inhaling and exhaling air.the exchange of gases( oxygen and carbon dioxide)between living cells and the environment is a process known as respiration...
hope it helps my answer...
Answer:
process in which a gene's DNA sequence is copied to make a RNA molecule
Explanation: