Question

amino acid is to protein as is to
subunit biological macromolecule
simple sugar (e.g., glucose) complex carbohydrate (e.g., starch)
amino acid protein
fatty acids and glycerol lipid (e.g., triglyceride)
(1 point)
fat is to lipid.
dna is to rna.
simple sugar is to starch.

Explanation:

Amino acids are the building - blocks of proteins. Similarly, simple sugars are the building - blocks of complex carbohydrates like starch. Fats are a type of lipid, and DNA and RNA are different nucleic acids, neither of which follow the same part - whole relationship as amino acids to proteins.

Answer:

simple sugar is to starch.