Biochemistry Marble bone disease, characterized by increase in bone density is due to mutation in the gene encoding: A Carbonic Anhydrase I B Carbonic Anhydrase II C Carbonic Anhydrase III D Carbonic Anhydrase IV 💡 Explanation Marble bone disease, characterized by increase in bone density is due to mutation in the gene encoding: ✓ Correct Answer: B. Carbonic Anhydrase II