Question

dear friends please explain me meaning of line. retrogressive metamorphosis results in the degeneration of the adults

line belongs to chordata phylum.

Answer 1

hey mate,here is your answer

adult is called retrogressive metamorphosis. This is observed ... The phenomenon is explainedwith reference to Herdmania. ... 2) The tail is long and shows a tail fin or caudal fin. ... This Herdmania tadpole larva shows all chordatecharacters.

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