what are the three possible combinations of the two types of proteins that can be found on a person's red blood cells?

c should be the answer

the contamination

we are putting to many trash.

in a chemical reaction, the atoms and molecules produced by the reaction are called products. no new atoms are created, and no atoms are destroyed. in a chemical reaction, reactants contact each other, bonds between atoms in the reactants are broken, and atoms rearrange and form new bonds to make the products.