Which Is a Shared Feature of the Embryonic Development of Chicks

question 153

Multiple Choice

Which is a shared feature of the embryonic development of chicks and placental mammals?

• A) Cells migrate through a midline primitive groove during gastrulation.
• B) The body of the embryo forms on top of a large yolk mass.
• C) The hypoblast forms when cells of the blastodisc break free and form a continuous layer below the blastocoel.
• D) Hensen's node forms the neural tube.
• E) The hypoblast forms the body of the embryo.

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