Which statement is true about macromolecules?
a. simple sugars are made of polysaccharides.
b. glycerol is made of fatty acids.
c. proteins are made of amino acids.
d. nucleotides are made of nucleic acids.

The correct answer is that proteins are made of amino acids.

Macromolecules are termed as large molecules, for example, proteins.

It is created by polymerization of monomers. Macromolecules are being composed of many atoms. The commonly used molecules in the biochemistry are lipids, carbohydrates, nucleic acid and proteins.

There are some macromolecules which are synthetic, for example, synthetic fibers and plastics, and experimental materials which include carbon nanotubes.

colors do exist. the color of the sky is actually violet; humans percieve the color of the sky as blue.