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barry barry
wrote...
Posts: 11630
10 years ago
The lining of the digestive tract plays a defensive role by protecting surrounding tissues against
A) the corrosive effects of digestive enzymes.
B) the corrosive effects of acids.
C) mechanical stresses.
D) pathogens that are swallowed with food.
E) All of the answers are correct.
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cheap.tb.solncheap.tb.soln
wrote...
Donated
Posts: 286
10 years ago
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barry Author
wrote...
10 years ago
Thanks Slight Smile
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