Anonym
Anonym
10-03-2015
Biology
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what is peristalsis?????
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Аноним
Аноним
10-03-2015
motion in food pipe ( oesophagus ).................. when food enter..
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vrushika
vrushika
10-03-2015
the involuntary constriction and relaxation of the muscles of the intestine or another canal, creating wave-like movements which push the contents of the canal forward is known as peristalsis
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