Antigens are found on cancer cells and the cells of transplanted organs.
Antigens can be any molecule that causes antibody production.
A molecule that causes antibody production is found on cancer cells.
A molecule that causes antibody production is found on what?
Options:
a) solid, liquid, gas
b) organs
c) Epidermis
d) aqueous solution
e) the skin
f) animals
g) cancer cells
h) humans