1. which type of macromolecule is the sugar fructose?
a. carbohydrate
b. nucleic acid
c. protein
d. lipid
2. which statement best explains how the structure of a starch molecule relates to the function of the molecule?
a. a branching structure makes the molecule stronger.
b. a branching structure has more chemical bonds than an unbranched structure.
c. a branching structure contains bonds that are harder to break.
d. a branching structure provides many points where enzyme digestion can take place and release glucose molecules.