It tells about antigens. If blood has Type A antigen, or Type B antigen, or both of them, or neither of them.
I believe the answer is c)
Answer:
Hypertonic
Explanation:
In hyper-tonic solutions, the cell will shrink and crenate. The mass and volume of a gummy bear that is placed in a salt solution will decrease due to the effect of osmosis. When placed in water, a hypo-tonic solution, the gummy bear will expand in size and volume due to the water entering it.
Atom, cell, tissue, organ
