मराठी

Hemichordates have now been placed with the non - chordates close to echinoderms, because: -

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प्रश्न

Hemichordates have now been placed with the non-chordates close to echinoderms, because :

पर्याय

  • Notochord is absent

  • Pharyngeal gill - slits are lacking

  • Dorsal nerve cord is absent

  • Heart is lacking

MCQ

उत्तर

Hemichordates have now been placed with the non-chordates close to echinoderms, because : Notochord is absent

shaalaa.com
Non Chordates (Invertebrata) - Phylum: Hemichordata
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