All of the Following Are Characteristics of Saliva EXCEPT

Multiple Choice

All of the following are characteristics of saliva EXCEPT

A) composed of 99.5% water.
B) contains an enzyme that initiates chemical digestion of starches.
C) contains mucus that helps lubricate food for swallowing.
D) contains an enzyme that kills bacteria.
E) secreted by endocrine glands found along the lingual frenulum.