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shadow13
 one year ago
Echinoderms have a(n)
segmented body.
cephalothorax.
exoskeleton.
endoskeleton.
shadow13
 one year ago
Echinoderms have a(n) segmented body. cephalothorax. exoskeleton. endoskeleton.

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readergirl12
 one year ago
Best ResponseYou've already chosen the best response.1Okay so Echinoderms are from the phylum Echinodermata..It's basically a bunch of marine animals

readergirl12
 one year ago
Best ResponseYou've already chosen the best response.1And what do all marine animals have in common? c:

readergirl12
 one year ago
Best ResponseYou've already chosen the best response.1An exoskeleton.. :D

shadow13
 one year ago
Best ResponseYou've already chosen the best response.0ok thanks i have two more

shadow13
 one year ago
Best ResponseYou've already chosen the best response.0All chordates in the subphylum Urochordata have vertebral columns. lungs. gill slits. none of the above i believe it is b

readergirl12
 one year ago
Best ResponseYou've already chosen the best response.1The slits are supported by gill arches, which have also been highly modified in various groups of vertebrates. Lastly, all chordates have a postanal tail, or extension of the notochord and nerve cord past the anus. Source: Google. xDDD

shadow13
 one year ago
Best ResponseYou've already chosen the best response.0Lancelets take in nutrients by hunting. filter feeding. photosynthesis. none of the above

shadow13
 one year ago
Best ResponseYou've already chosen the best response.0i am going back and forth between c and b

readergirl12
 one year ago
Best ResponseYou've already chosen the best response.1It's b..Think Not sure though

shadow13
 one year ago
Best ResponseYou've already chosen the best response.0ok heres one i am stuck on so i know mammals have four chambered haerts do anfibians

shadow13
 one year ago
Best ResponseYou've already chosen the best response.0never mind figured it out they have three chambered hearts
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