Coordination compounds have great importance in biological systems. In this context which of the fol — Coordination Compounds Chemistry Question

💡 Solution & Explanation

Step 1: Evaluate the chemical components of each biological compound. Step 2: Carboxypeptidase-A is a zinc-containing enzyme, Haemoglobin is an iron-containing complex, and Cyanocobalamin (B12) is a cobalt-containing complex. Step 3: Chlorophyll is a magnesium coordination complex, not a calcium complex. Therefore, statement (d) is incorrect.