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lezioni 16, 17, 18 2011 zoologia.pdf - DISAT

lezioni 16, 17, 18 2011 zoologia.pdf - DISAT

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Subphylum Vertebrata<br />

• Branchie e/o polmoni faringei<br />

• Faringe muscolare<br />

• Escrezione per mezzo di pronefro,<br />

mesonefro e metanefro<br />

• Sistema endocrino complesso<br />

• Sessi generalmente separati, tipo di<br />

fecondazione variabile

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