If i remember correctly it sends signals to your brain. hope that helps if not im sorry
<span>the answer is light microscopes.</span>
Caffeine will block the action of phosphodiesterase and thus the enzyme will not be activated to break down cAMP.
Caffeine has some effects which are psychological in nature. At the cellular level, caffeine blocks the action of phosphodiesteerase. Phosphodiesterase is the one that break down the cAMP inside the cell.
