Multiple choice

Enzymes are made of

  1. Carbohydrate

  2. Fats

  3. Lipids

  4. Proteins

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Enzymes are biological catalysts made of proteins. Proteins (D) are the correct building blocks of enzymes. Carbohydrates, fats, and lipids are other important biomolecules but do not form enzymes.