If I understand you correctly; the two experimental treatments are the experimental condition and the control condition.
The thing differing between them should be what you want to examine, and especially the thing you want to know of how it influences something. So for example if you want to know how alcohol influences something, the difference should be that one condition will include alcohol and the other won't.
Answer:
a. to prevent the unnecessary breakdown of glycogen
b. to prevent the formation of glucose
e. to prevent hydrolytic cleavage of glucose 1‑phosphate
Explanation:
the main reason is to prevent hydrolysis. because the entry of water could lead to the formation of glucose rather than glucose 1-phosphate.
It can also be called a theory or a guess
I think is osmosis
Hope this helps you