Question

differentiate between a monomer and polymer. a monomer is smaller and a polymer is bigger/ larger. fill in the blank. a train - car is to a train as a __________ is to a polymer and a molecule is to a __________.

Explanation:

A monomer is the building - block unit of a polymer, just as a train - car is a part of a train. A molecule is the building - block of a macromolecule.

Answer:

monomer; macromolecule