You can check your body temperature it is useful in medical field.
If a person skipped lunch is could cause a low blood sugar
level and this will likely affect the liver cells in having it to react in
which glycogenolysis occurs. This process in the liver cells is a way of
breaking down glycogen in a way to fuel the body as it turns into glucose.
Answer:
Oxygen
Explanation
Cellular respiration means taking Oxygen and using it to "breathe" and also be used in many other processes.
I thinks its c but i am not 100% sure
