Answer:
They have a negative charge since they are represented by a minus sign.
A placebo is kind of a "fake" treatment but, typically the person receiving a placebo is unaware it has no medical effect on them so they believe they are feeling better. For example, a lot of anxiety meds are placebos and people don't know so their brain tricks them into thinking they are feeling less anxious. This could be used in experiments where a group believes they are affected to see how they react
Answer:
Because the energy in glucose can not be used by the cells until it is being stored in ATP
Explanation:
Yes it can effect the cycle