Answer and Explanation:
2.
Fatty acids and glycerol - B. Lipid
Monosaccharide - D. Carbohydrate
Nucleotide - C. Nucleic Acid
Amino Acid - A. Protein
3.
DNA - C. Nucleic Acid
Enzyme - A. Protein
Triglyceride - B. Lipid
Polysaccharide - D. Carbohydrate
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