Biology MCQ
Digestive System
The process by which food within the small intestine is mixed with digestive juices by backward and forward movement across the internal wall of the organ is called:
The process by which food within the small intestine is mixed with digestive juices by backward and forward movement across the internal wall of the organ is called:
The process by which food within the small intestine is mixed with digestive juices by backward and forward movement across the internal wall of the organ is called:
A) peristalsis
B) segmentation
C) defecation
D) chemical digestion
E) absorption
Answer: B
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