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Chondrichthyes Research Paper

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The difference between fish classes is their bone structures. For instance, agnatha’s is a fish class that has no jaws like lampreys and hagfish. They have an elongated body similar to eel with a row of sharp teeth. On the other hand, chondrichthyes is a fish class that has cartilages rather than bone such as skates, sharks, and rays. Both skate and ray have flat bodies with gill slits located under their body, while shark has a torpedo shape body with gills slits on each
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