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In early vertebrate embryonic development, a number of pathways, such as Wnt, He

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In early vertebrate embryonic development, a number of pathways, such as Wnt, He

In early vertebrate embryonic development, a number of pathways, such as Wnt, Hedgehog, and Notch, regulate differentiation and organ formation. They operate by
A) formation of new transcription factors at each stage.
B) transcription activation due to interaction among transcription factors.
C) cell signaling mediated by receptor binding.
D) establishing anterior-posterior and dorsal-ventral symmetry.
E) stimulating MADS box genes.

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mikael Author

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Thanks so much. This is perfect.

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