WAEC Biology 2022 Objective — Question 26
Question 26 of 50 from the West African Examinations Council (WAEC) Biology 2022 Objective paper, with the correct answer and a full explanation.
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Protease J would react with the particular illustrated substance because enzymes are
- A. denatured at a high frequency
- B. specific in their actionCorrect
- C. remain unchanged after a reaction
- D. speed up the rate of chemical reaction
Explanation
Enzymes are specific in their action — a given enzyme (protease) acts only on a particular substrate (protein), consistent with the lock-and-key hypothesis.
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