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  • Which of the following structure of hemichordates was previously confused with notochord?Option: 1 Stomochord

Which of the following structure of hemichordates was previously confused with notochord?

Option: 1

Stomochord


Option: 2

Proboscis


Option: 3

Collar


Option: 4

None of these


Answers (1)

best_answer

 

 

Phylum Hemichordata - Characteristics Features -

  • These are marine worm-like animals. 
  • They bear a resemblance to the chordates in having pharyngeal gill slits. 
  • They also bear a resemblance to the phylum Echinodermata. 
  • The proboscis has a buccal diverticulum or stomochord. It was earlier considered as notochord.

The proboscis has a buccal diverticulum or stomochord. It was earlier considered as notochord.

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Gunjita

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