STANDARDChemistry-Biomolecules
STANDARD Chemistry Metals in Biological Systems MCQ Question
Type: MCQ-fact-Easy-Class 12
Mark the incorrect match.
A
Insulin – Zinc
B
Haemoglobin - Iron
C
Vitamin B₁₂ - Cobalt
D
Chlorophyll - Chromium
Correct Answer
Option D
Detailed Explanation
Chlorophyll contains magnesium, not chromium. The other matches are correct.
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