Answer:
The correct answers are (1) "monosaccharides" and (2) "amino acids".
Step-by-step explanation:
Carbohydrates are biopolymers which basic subunits are monosaccharides, while proteins are biopolymers which basic subunits are amino acids. When carbohydrates and proteins are digested in the intestine, they are broken down into their basic subunits, which are monosaccharides and amino acids, respectively.