Target Exam

CUET

Subject

Chemistry

Chapter

Organic: Biomolecules

Question:

What is an apoenzyme? 

Options:

It is a complete, biologically active conjugated enzyme

It is a protein portion of an enzyme

It is a non-protein group

It is a prosthetic group

Correct Answer:

It is a protein portion of an enzyme

Explanation:

Removal of cofactor from a conjugated enzymes forms apoenzyme which is a protein component. A cofactor is a non-protein group while a complete conjugated enzyme is known as a holoenzyme.