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brandonq2015 brandonq2015
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Posts: 686
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6 years ago
According to this phylogeny, which of the following is true?
 
  a. All chordates have a neural tube. c. Echinoderms have a neural tube.
  b. Amphioxus have a neural crest. d. All chordates have a neural crest.
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wrote...
6 years ago
A
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