teeth sharks and rays are modified with
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Cartilaginous Fish. ... The jaw teeth of both sharks and rays are in fact modified dermal teeth, which are lost when they become worn, and are replaced by rows of new teeth from the space behind. In some species of sharks, the jaw looks like an assembly line, with new teeth filling spaces immediately.
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Answer:
Cartilaginous Fish. ... The jaw teeth of both sharks and rays are in fact modified dermal teeth, which are lost when they become worn, and are replaced by rows of new teeth from the space behind. In some species of sharks, the jaw looks like an assembly line, with new teeth filling spaces immediately.
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