SOMEONE PLEASE HELP!!!!!!!!!!!!!!!!!!!!!!!
2 answers:
<span>b
Wherever mechanical digestion occurs, chemical digestion also occurs.</span>
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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Answer:
Nose, Pharynx, Larynx, Tracha, Bronchi and Lungs
