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Question
Siphuncle or living tube occurs in
Siphuncle or living tube occurs in
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Solution
The correct option is A Sepia
A. SepiaReason: The siphuncle is a strand of tissue passing longitudinally through the shell of cephalopod mollusks. Only cephalopods which contains chambered shells, consists siphuncles e.g. nautiluses, cuttlefish, and Spirula. In the case of the cuttlefish which comes under genus Sepia, the siphuncle is indistinct and connects all the small chambers of the animal's highly modified shell. Siphuncles generally helps in gaseous transport.
A. Sepia
Reason: The siphuncle is a strand of tissue passing longitudinally through the shell of cephalopod mollusks. Only cephalopods which contains chambered shells, consists siphuncles e.g. nautiluses, cuttlefish, and Spirula. In the case of the cuttlefish which comes under genus Sepia, the siphuncle is indistinct and connects all the small chambers of the animal's highly modified shell. Siphuncles generally helps in gaseous transport.
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