Gingivitis that is not treated may lead to periodontitis.
The answer is true why because A nonprofit organization established in 1970 as a component of the US National Academy of Sciences that works outside the framework of government to provide evidence-based research and recommendations for public health and science policy. Abbreviated IOM. The IOM is also an honorific membership organization.
Answer:
Cell shape classification Squamous, cuboidal, columnar
Functions Secretion, absorption, transportation, protection, receptor function (sensation)
Explanation: