Here are the items matched to their corresponding descriptions:
-
A macromolecule made up of mainly carbon and hydrogen atoms that is primarily used for energy storage and in cell membranes. - Lipid
-
A macromolecule that contains carbon, hydrogen, oxygen, and nitrogen, which is used by the body for growth and repair. - Protein
-
This is the repeating structural unit that forms RNA and DNA. - Nucleotide
-
This is a molecule with a large molecular mass; many examples come from biology and in particular chemistry. - Macromolecule
So the final matches are:
- Lipid
- Protein
- Nucleotide
- Macromolecule