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extrogastrulation

Pronunciation: eks'tro-gas'tru-la'shun

Definition: Evagination of the primordial gut material during gastrulation instead of the normal invagination, as the result of some natural or experimental manipulation of the developing embryo or its environment.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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