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s344n2d4d5 [400]
4 years ago
10

SOMEONE PLEASE HELP!!!!!!!!!!!!!!!!!!!!!!!

Biology
2 answers:
Pavel [41]4 years ago
7 0
<span>b
Wherever mechanical digestion occurs, chemical digestion also occurs.</span>
Ray Of Light [21]4 years ago
4 0
By elimination: d is wrong for sure.

c is not right as there is no gland in the esophagus or the pharynx

b is also wrong as if there is no gland, then there is no enzyme and no chemical digestion in <span>esophagus or pharynx

a is the only one left.</span>
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