what is the monomer of a carbohydrate?\ndisaccharide\npolysaccharide\nmonocarbohydrate\nmonosaccharide

Brief Explanations:

Monomers are the building - blocks of polymers. Carbohydrates are macromolecules. Monosaccharides are the single - unit monomers that combine to form disaccharides (two - unit) and polysaccharides (many - unit). There is no such thing as monocarbo hydrate.

Answer:

Monosaccharide