All parts in the flowchart contribute to the breakdown of glucose and cell respiration. Without every part in the flowchart, we wouldn't be able to be alive right now. Each part in the flowchart work together. Hope this helps!
-look at the obvious
-analyze the artwork
-decide on an interpretation
-make a judgement call
I think that the answer this question would have to be c
Answer:
heart
Explanation:
heart is an organ and part of the cardiovascular system