The number of atoms of each element before the reaction and the number of atoms of each element after the reaction must be
A.) 2
B.) 12
C.) 32
D.) 40

the answer is c i believe

b. examine and describe cells

chemical digestion occurs in the stomach were hcl and pepsin forms chyme, the mouth in which salivary amylase breaks down starch to form bolus, and the small intestine specifically the duodenum.

може ли да зареждате повече информация, моля