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Title: Tight rings of muscles that control the movement of food through the organs of the gastrointestinal ... Post by: Shaina on Dec 23, 2017 Tight rings of muscles that control the movement of food through the organs of the gastrointestinal tract are villi.
True or False? Title: Re: Tight rings of muscles that control the movement of food through the organs of the ... Post by: Giovy on Dec 23, 2017 Content hidden
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