A or B. Because the respirtory system’s main job is to move air into your body while removing waste gases
Nucleic acids are important because they make up genetic information in living things. There are two types of nucleic acid and they are DNA and RNA. DNA is the basic instructions for living things. It is passed down from parent to offspring and is found in thenucleus of the cell.
Answer:
Answer is the muscle cells.
Explanation:
This is because they are responsible for all the movement occurring in the body. And ,it has been observed that, most energy are consumed or used through the movement of the muscles.
Also, the muscles require more energy because they have more mitochondria than other cells that require less energy.
