Biology, asked by prangyalipsa123, 6 months ago

What is Hansen's node​

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Answered by nsoundarya12
2

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Hensen's node, also called the chordoneural hinge in the tail bud, is a group of cells that constitutes the organizer of the avian embryo and that expresses the gene HNF-3(β). During gastrulation and neurulation, it undergoes a rostral-to-caudal movement as the embryo elongates.

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