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Some of the first animals to develop an endoskeleton were _____. mollusks arthropods annelids echinoderms
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Asked 5/26/2016 7:28:05 AM
Updated 5/26/2016 7:48:37 AM
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This answer has been confirmed as correct and helpful.
Edited by jeifunk [5/26/2016 7:48:35 AM], Confirmed by jeifunk [5/26/2016 7:48:37 AM]
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User: Some of the first animals to develop an endoskeleton were _____. mollusks arthropods annelids echinoderms

Weegy: Some of the first animals to develop an endoskeleton were: echinoderms.



User: Vertebrates have a notochord during early embryonic development. TRUE or FALSE

Weegy: Vertebrates have a notochord during early embryonic development. TRUE.



Question
Asked 5/26/2016 7:28:05 AM
Updated 5/26/2016 7:48:37 AM
0 Answers/Comments
This answer has been confirmed as correct and helpful.
Edited by jeifunk [5/26/2016 7:48:35 AM], Confirmed by jeifunk [5/26/2016 7:48:37 AM]
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