Asked by Monique Brown on Apr 29, 2024

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Cells on the dorsal surface of the two-layered embryonic disc migrate to form a raised groove known as the ________.

A) germ cell formation
B) blastocyst
C) primitive streak
D) amnion formation

Primitive Streak

The primitive streak is a structure that forms on the surface of the early embryonic disc, marking the beginning of gastrulation and establishing body axes.

Embryonic Disc

A flat plate of cells in early embryonic development that will form the embryo.

  • Acquire knowledge on the stages of embryogenesis.
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Eliana Maria Uribe EscobarMay 03, 2024
Final Answer :
C
Explanation :
Cells on the dorsal surface of the two-layered embryonic disc migrate to form a raised groove known as the primitive streak.