What term describes a removable inorganic ion that acts as a cofactor in enzymatic reactions?

Biology Mcqs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

PPSCFPSCNTSPakistan govt jobs
Subject
Biology Mcqsbiology-mcqs
Published
11 May 2018
Last updated
28 May 2026

Browse all Biology Mcqs

Choose the correct answer

Explanation

An activator is an inorganic ion that can be detached from an enzyme and is essential for its activity. In contrast, a prosthetic group is tightly bound, a coenzyme is an organic molecule, and a cofactor is a general term that includes both activators and prosthetic groups.

SolveExam — free MCQs and past papers for Pakistan government job tests. Content is for educational practice only.