What is peristalsis movement ? Compare t...

What is peristalsis movement ? Compare the similarity of bolus movement in esophagus with cycle tube and potato experiment what you have conducted in school.

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a) A piece of waste cycle tube .
b) Oil for lubrication
c) potatoes.

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VGS PUBLICATION-BRILLIANT-COORDINATION IN LIFE PROCESSES -PREPARATION QUESTIONS FOR THE EXAMINATION PURPOSE (1 MARK QUESTIONS)

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