You place a cell in a solution that contains 12 more water molecules than the inside of the cell. How will you know when the cell reaches equilibrium?

Could someone me with number one you

Prior to the development of dna fingerprinting, blood type could be used to determine possible parentage. although it might prove someone was not a parent, it could not show if someone was positively the parent, only that he or she might be a parent. which of the following is a true statement that can be made about parentage based on blood typing?

Which enzymes break down carbohydrates?