31. Which substances in food do not
undergo any changes as they
pass through the digestive tract?
Respuestas
Respuesta dada por:
0
Respuesta:
The liver (under the ribcage in the right upper part of the abdomen), the gallbladder (hidden just below the liver), and the pancreas (beneath the stomach) are not part of the alimentary canal, but these organs are essential to digestion.
Explicación:
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