1.

Peristalsis is because ofa) Contraction of longitudinal muscles. b) Contraction of circular musclesc) Under control of autonomous nervous system d) Digestive secretions.

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Hey dear
here is your answer

PERISTALSIS is because of :

d) digestive secretions

• Peristalsis : the process of CONTRACTION and RELAXATION by which PRODUCTS are moved through the alimentary canal.

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