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1.    What is the significance of metanephridium thickness in the earthworm? Be specific. 2.    Compare and contrast the exoskeleton...

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Biology

1.    What is thesignificance of metanephridium thickness in the earthworm? Bespecific.

2.    Compare andcontrast the exoskeleton of the grasshopper and the crayfish. Howmight they be used differently for osmoregulation?

3.    The greengland of lobsters does not have any convoluted tubules associatedwith it as it does with the crayfish. What might be thesignificance of this difference?

Answer & Explanation Solved by verified expert
3.9 Ratings (583 Votes)
Answer1There is one pair of metanephridia in each segment ofLumbricus terrestris which has one pair of metanephridia persegment The head of nephrostome of each nephridium passes    See Answer
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