jwilbanks jwilbanks

09-09-2018
Biology

contestada

What membranes lines the cavities and tubes in the digestive and respiratory system

Respuesta :

09-09-2018

firstly they are not membranes and they are villi's which increase the surface area during digestion

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shaniamcnutt shaniamcnutt

01-02-2021

Answer:

Mucous

Explanation:

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