13. The significant difference between the attached gingiva and the alveolar mucosa is that the alveolar mucosa is
A. tooth-supporting tissue. B. lighter in color.
C. firmer.
D. not keratinized.
13. The significant difference between the attached gingiva and the alveolar mucosa is that the alveolar mucosa is
A. tooth-supporting tissue. B. lighter in color.
C. firmer.
D. not keratinized.