Full page photo - JKPSCjkpsc.nic.in/pdf/paper/ZOOLOGYI_09.pdfWhat is retrogressive metamorphosis ?...
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Full page photo - JKPSCjkpsc.nic.in/pdf/paper/ZOOLOGYI_09.pdfWhat is retrogressive metamorphosis ? Discuss it with special reference to the life history of an ascidian. 20 + 40 = SECTION