Steps within aerobic cellular respiration

Select one of the three steps within aerobic cellular respiration (Glycolysis, Kreb’s Cycle or Electron transfer chain) and Answer these 5 questions:

1. What are the reactant(s):

2. What are the product(s)

3. Where does the process occur?

4. What are the key ingredients to this step?

5. Where does this process take place within cellular respiration as a whole?