Plz , will mark brainliest 1. active transport requires the body to use adp atp sugar molecules 2. if your blood cells are placed into pure water, they will most likely shrink most likely explode most likely remain unchanged

2) Most likely shrink

i hope this helps you

1.ATP

2.If a red blood cell is placed in water, water enters the cell by osmosis. Because the membrane is quite weak the cell WILL BURST as the volume and therefore the pressure in the cell increases. Red blood cells shrink when placed in concentrated solutions of sugar as water moves out of them by osmosis. so answer is C

enzyme speed up the reactions

b.have there own function.