Enzymes are basically made of
Proteins
The correct option is B.
The explanation for the correct option:
The explanation for the incorrect options:
Option A:
Nucleic acids are long-chain polymeric molecules. Enzymes are not nucleic acids.
Option C:
Fats are found in food as a macronutrient along with protein and carbohydrates. They are also called fatty acids or lipids.
Option D:
Vitamins are organic molecules, essential micronutrients that a body needs in small quantities for the proper functioning of its metabolism.
Final Answer: Enzymes are basically made of proteins.