![]() The chordata phylum is divided into three groups, each with a subphylum: lancelets, tunicats, and vertebrates. This feature only appears in some species, such as humans, during the embryonic stage. When are the four chordate characteristics present in Class Amphibiaembryo or adult 1. Please label your submissions with user flair after submitting them. A post-anal tail runs parallel to the anal opening on the body. What is a postanal tail a muscular structure at the end of the developing chordate. ![]() If you want something off-list, you can change the flair text yourself. The tail contains skeletal elements and muscles, which provide a source. If you don't have a favorite genre of biology, consider "general biology" or "bio enthusiast". A post-anal tail, or a tail that extends beyond the anus You used to have openings in your throat and a post-anal tail before you were born, but they also disappeared before you were born. The post-anal tail is a posterior elongation of the body extending beyond the anus. Pick flair representing your favorite biological field of interest. Disclaimer: The information provided in the comments section does not, and is not intended to, constitute professional or medical advice instead, all information, content, and materials available in the comments section are for general informational purposes only.Health or Medical articles can be submitted to /r/health. the four fundamental characteristics of the phylum: a dorsal tubular nerve cord, notochord, rudimentary pharyngeal gill slits and a post-anal tail.Health or Medical questions should be submitted to /r/AskDocs.quality control: posts are subject to removal if they do not fit the sub's purpose.posting tons to links to the same website). Feel free to share the latest news, discuss relevant content, show off your latest publication, or ask for help on anything from career choices, to how to get that one finicky assay to finally work. ![]() A place to discuss all things biology! We welcome people and content from all related fields. ![]()
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