Question

distinguish between cyclostomata and pieces
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Answer 1

Answer:

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Explanation:

Answer 2

Cyclostomata:

• As we know that the skin is soft and without any scales.
• Endoskeleton is cartilaginous.
• Most of them are ectoparasites.
• These animals have jaw-less mouths.

Pieces:

• As we know that the skin shows the presence of scales,
• Endoskeleton is cartilaginous or bony.
• They are free living.
• These animals have mouths with the presence of jaws.