Once a year or possibly for a physical when you are doing a sport or camp. Hope this helps!
OK so basically you use a compound light microscope to observe specimen so if you were trying to find micro organisms that would be the one to choose.
Answer:
This stage happens in cytoplasm = X (they begin there)
This stage happens in mitochondria = V
Oxygen combines with small molecules = V
Glucose is broken down = V (end of the process of glucose breaking down)
(Chemical) Energy is released = V
Explanation:
V = checkmark
X = no
hope that helps :)