Acetaminophen, marketed as Tylenol, inhibits which enzyme?
AHMG-CoA reductase
BCyclooxygenase
CDNA polymerase
DATP synthase
Answer & Solution
Correct answer: B. Cyclooxygenase
1. Acetaminophen, popularly marketed under the brand name Tylenol, is an inhibitor of the enzyme cyclooxygenase.
2. It is effective in providing relief from fever and inflammation.
3. Even so, its mechanism of action is still not completely understood.
4. HMG-CoA reductase is the statin target, and DNA polymerase and ATP synthase are unrelated to this drug.
_Source: OpenStax Biology (1st ed., CC BY 4.0), Ch 6 "Metabolism", section 6.5 Enzymes_
Keep practising Metabolism
Browse all Metabolism questions for Ontario Secondary (Grade 9-12), or explore more Biology topics.
Related questions
Pick the metabolism fact, fastMatch the metabolism termsComplete the ATP storyMetabolism: true or false?What is feedback inhibition?Pyruvate dehydrogenase is a multi-enzyme complex. How many cofactors and coenzymes does itVitamin C serves as a coenzyme for enzymes that build which body component?What are the most common sources of coenzymes?