|
Title: Animals that have only a single body opening that serves as both mouth and anus Post by: einsteindude on Dec 1, 2014 Animals that have only a single body opening that serves as both mouth and anus include
A) cnidarians only. B) cnidarians and flatworms. C) cnidarians, flatworms, and roundworms. D) cnidarians and sponges. Title: Re: Animals that have only a single body opening that serves as both mouth and anus Post by: bSharp on Dec 2, 2014 Content hidden
|