Traits of condrichthyes and osteichthyes
State the traits from which do condrichthyes and osteichthyes get these names?
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“Chondros” indicates cartilage, “ictis” signify fish both are from the Greek; the name chondrichtians is for fishes with cartilaginous endoskeleton whereas the name osteichthyes comes from the existence of the bony endoskeleton in these fishes (“osteo” stands for bone, from the Greek too).
Write a short note on the functions of calcitonin? Also write its features.
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Mistakes might happen throughout every copying procedure. The similar is true for DNA replication. Are there any correction systems in cells which try to fix such mistakes? Beneath which condition are the mistakes taken just by the individual owner of
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compare the methods of digestion in protozoans and sponges
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