List the Materials that sink and the density each

The rate at which molecules water and oxygen can enter a cell is determined by the-

Amylase is an enzyme found in the human digestive system. why do you think it was important to keep the enzyme temperature above 37 degrees celsius (98.6 degrees f)? describe what might happen if the temperature decreased by 10 degrees celsius.

This is a scaffolding of protein fibers that us sell keep it shape in a cell division and cell movement