Author Question: Which event occurs first during embryonic development? (Read 27 times)

silviawilliams41

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Which event occurs first during embryonic development?
◦ organ formation
◦ gastrulation
◦ neurulation
◦ cleavage


beccamahon

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cleavage



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silviawilliams41

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Thank you!



beccamahon

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Always glad to help...



 

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