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Biology 17 Online
OpenStudy (studen9):

helppp

OpenStudy (studen9):

Explain how body plan and anatomy enables starfish to perform the essential functions it needs to survive. Explain how starfish fits into the cladogram of invertebrates.

OpenStudy (studen9):

@InstagramModel @Qwertty123

OpenStudy (qwertty123):

1.) Keep in mind invertebrates are those who have exoskeletons (outside skeleton) or are hydrostatic (no skeleton). This make up 95% of all animals for example an ant or sponge. For a sponge, all it has is tissues that enable it to allow water to flow out the tops. 2.) Chordata are anything with vertebrates so a simple fish could suffice. THEY HAVE 4 SPECIFIC CHARACTERISTICS: 1.Notochord 2.Dorsal, hollow nerve cord 3.Pharyngeal slits 4.Muscual, anal tail 3.) This is us, we have thumbs, and vertebrates. Source(s): BIO 122 ~Nikki https://answers.yahoo.com/question/index?qid=20130417103825AAG1GkR

OpenStudy (studen9):

@Qwertty123 thanks

OpenStudy (qwertty123):

@studen9 I didn't do that much! XD But you welcome.

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