A) The pH of the stomach acid is not low enough to be able to digest the lining.
B) It does, we just rebuild the layers faster than they can be digested.
C) The lining of the stomach is protected by mucus.
D) Food prevents the acid from digesting the wall of the stomach.
E) Neutralizers are imbedded in the stomach lining.
G) C) and D)
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A) The resistance in the arteriole is 6 times the resistance in the capillary.
B) The resistance in the capillary is 6 times the resistance in the arteriole.
C) The resistance in the arteriole is 48 times the resistance in the capillary.
D) The resistance in the capillary is 48 times the resistance in the arteriole.
E) The resistance in the arteriole is 96 times the resistance in the capillary.
F) The resistance in the capillary is 96 times the resistance in the arteriole.
H) A) and C)
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A) gills
B) lungs
C) the moist surface of their skin
D) tracheal tubes
E) the mantle
G) C) and E)
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Correct Answer
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