Biology, 27.01.2020 09:31 morenodonaldo762

1. a flexible, supporting structure found only in chordates is the (1 point) nerve net.
notochord.
pharyngeal slits.
dorsal fin.
2. ancient chordates are thought to be most closely related to which of the following species? (1 point)
spiders
earthworms
octopi
sea stars

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1. a flexible, supporting structure found only in chordates is the (1 point) nerve net.
notoc...

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