Function of porphyrin pigment in Earthworm is:
(a) coloration
(b) excretion
(c) secretion
(d) to save the skin from the harmful effect of light
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hey mate !! here is your answer: option (d)
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The function of Porphyrin pigment in earthworm is to protect the body from getting injured by the harmful ultra violet rays.The color of the earthworm is dark-brown because of the presence of porphyrin pigment. This pigment is found on the dorsal surface of the body.The dorsal part is darker than the ventral surface of the body.
Option 4 is the correct answer
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