A macromolecule is a very large molecule, such as protein, commonly created by polymerization of smaller subunits (monomers). They are typically composed of thousands of atoms or more. The most common macromolecules in biochemistry are biopolymers and large non-polymeric molecules. :D
The answer is A: Asexual reproduction, as all of the genes come from the one parent.
Metamorphism means alteration of the composition or structure of a rock by heat, pressure, or other natural agency
