Answer on Other Biology Question for bbb
have tightly packed cells
have tubular nerve chords
they have no notochord
have gill slit at some stages
8 A vertbral column replaces the ------------ in vertebrates
tubular nerve chords
flexible rod of tightly packed cells
9 Which of the following is not true of the vertebrates?
possession of endoskeleton
have a well developed sense organs
bodies are not bilaterally symmetrical
9. bodies are not bilaterally symmetrical
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