The answer is D. 4 because its after perception
Oxygen has a partial negative charge, whereas hydrogen had a partial positive charge.
This means that water molecules are polar and can be used to dissolve a lot of chemicals, that's why water is such a popular solvent.
<span>A) enzymes. Enzymes are what break down proteins. </span>
Singing<span>. is the anwser</span>
Answer:
They repel one another. I think