Question

Coordination compound have great importance in biological systems. In this context which of the following statements is incorrect?

• A. Chlorophylls are green pigments in plants and contains calcium
• B. Carboxypeptidase - A is an enzyme and contains zinc
• C. Cyanocobalamin is $B_{12}$ and contains coba
• D. Haemoglobin is the red pigment of blood and contains iron

Answer 1

Answer: (A)

Chlorophyll contains magnesium instead of calcium