WBCS.LIVE practice question

Chemically, almost all biological enzymes are composed of which type of macromolecule?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Carbohydrates
  2. Lipids
  3. Proteins
  4. Nucleic acids

Correct answer and explanation

Correct answer: Proteins

Explanation: āœ… Correct Answer: C) Proteins šŸ“š Explanation: Enzymes are biological catalysts that speed up chemical reactions in living organisms without being consumed in the process. With a few exceptions (like ribozymes), all enzymes are complex globular proteins. Their specific three-dimensional shape creates an 'active site' where they bind to substrate molecules to trigger a reaction.