Cells that do a similar activity join together to shape body tissue, for example, muscle, skin, or bone tissue. Gatherings of various kinds of cells make up the organs in your body, for example, your heart, liver, or lungs. Every organ has own must do, however all organs cooperate to keep up your body.
<span>it decomposes dead organisms, fixes nitrogen, and can break down some petroleum. and it can infect something and decrease its chance of survival.
Bacteria plays an important role in the environment. It decomposes dead organisms, fixes nitrogen, and </span>can break down some petroleum. It can also infect 'something' and decrease its chance of survival.
Usually during exercise, unlike during rest times the muscle cells need to respire more. So they need more oxygen and glucose for energy and the carbon-dioxide produced as waste must be removed quickly. So when person gets tired or breathes heavily during intensive workouts means they are in need of more oxygen. So the cells starts performing anaerobic(lactic acid ) respiration even though it releases less energy.
Answer:
The answer is A
Explanation:
Since their variations are best suited for the environment, they have a higher chance of surviving.