Tornaria larva resembles with:

Correct answer: A. Bipinnaria larva

  • A. Bipinnaria larva
  • B. Trochophore larva
  • C. Glochidium larva
  • D. Instar larva

Explanation

Tornaria larva resembles with Bipinnaria larva. Because Tornaria larva of hemichordates and Bipinnaria of Echinodermata are very similar in shape and structure. The pattern of cleavage of a fertilised egg, formation of mesoderm, anus, mouth, and coelom in echinoderms and hemichordates is similar. So, most resemblance is with Bipinnaria larva.

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