BIOL 172 Lab Prelab Quiz 10: Echinoderms

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  1. Why is an echinoderm regarded as a deuterostome?
    In the embryo, the blastopore becomes the anus.

    Larvae have bilateral symmetry.
  2. Which class of echinoderms lack suckers on their tube feet?
    Ophiuroidea
  3. What is the sea cucumber class?
    Holothuroidea
  4. What is the function of Aristotle's lantern?
    Masticating food
  5. What is Echinometria's feeding mode?
    [benthic] grazing
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BIOL 172 Lab Prelab Quiz 10: Echinoderms
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BIOL 172 Lab Prelab Quiz 10: Echinoderms
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