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Chordates
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Chordates
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32. Vertebrates / Chordates / Problem 5
Which one of the following characteristics are found in all chordates:
A
Mammary glands and notochord
B
Endoskeleton with skull, notochord, and hollow nerve cord
C
Hair, Mammary glands, and viviparity
D
A notochord and a dorsal, hollow nerve cord and gill pouches
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