Water molecules flow from the cell into the beaker.
water molecules flow from the beaker into the cell.
water molecules flow in both directions at the same rate.
there is no movement of water molecules.

so which one is it?

What is the question???
If the solution is ISOTONIC, then D.
If the solution is HYPOTONIC, then B.
If the solution is HYPERTONIC, then A.
Hope this helps!

the glands which are associated with each description is given below:

pancreas - is an endocrine and exocrine gland that secretes juices with enzymes for digestion. salivary glands- with protection and digestion in the mouth. liver- secretes bile for digestion.   lachrymal glands - secrete tears to moisten eyes and protect them from particles and infection.   sweat gland -regulates water, salt, and temperature. oil glands - to form a protective barrier on the skin.   goblet cells - secrete mucus for protection.