All digestion begins in the mouth, where saliva provides the first enzyme that sets up a chain of events throughout the digestive tract.
(All digestion; begins; L:in the mouth) (saliva; provides; the first enzyme that sets up a chain of events throughout the digestive tract; L:the mouth) (the first enzyme; sets up; a chain of events throughout the digestive tract)
All digestion saliva the first enzyme
begins provides sets up
L:in the mouth
the first enzyme that sets up a chain of events throughout the digestive tract L:the mouth
a chain of events throughout the digestive tract