Saturday, July 20, 2013

Which layers of 14-17 days germ disk do you know?

Which layers of 14-17 days germ disk do you know?

  1. Cytotrophoblast and syncytiotrophoblast

  2. Embryoblast and trophoblast

  3. Ectoderm and entoderm

  4. Synkaryon and zygote


*Ectoderm, mesoderm and endoderm

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