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Speciation and Phylogenetics Practice Test
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Q1
Which of the following is not necessary for designation as a chordate?
I. A notochord
II. Vertebrae
III. A post-anal tail
IV. Gill arches
V. A dorsal, tubular nervous system
Which of the following is not necessary for designation as a chordate?
I. A notochord
II. Vertebrae
III. A post-anal tail
IV. Gill arches
V. A dorsal, tubular nervous system