Dental The Supra basal layer of masticatory mucosa has express Cytokeratin type: A Type CK1 and 13. B Type CK1 and 10. C Type CK2 and 13. D Type CK2 and 10. 💡 Explanation The Supra basal layer of masticatory mucosa has express Cytokeratin type: ✓ Correct Answer: B. Type CK1 and 10.