A(n) _______ is a substance that helps in the chemical digestion of food.

(1 point) m
Responses

epiglottis
epiglottis

enzyme
enzyme

gallbladder
gallbladder

peristalsis

3 answers

The correct response is enzyme. An enzyme is a substance that helps in the chemical digestion of food.

The ________ is a small flap of tissue that closes the windpipe when you swallow food to keep you from choking.
(1 point)
Responses

epiglottis
epiglottis

enzyme
enzyme

gallbladder
gallbladder

peristalsis

The correct response is epiglottis. The epiglottis is a small flap of tissue that closes the windpipe when you swallow food to prevent choking.