Malpighian tubules are excretory organs in ……..
Malpighian tubules are excretory organs in ……..
A) Earth worm
B) Flatworm
C) Housefly
D) Hen
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Malpighian tubules are excretory organs in ……..
A) Earth worm
B) Flatworm
C) Housefly
D) Hen