Fetal Development Project - Typepad

1. Heather is in her fifth week of pregnancy. At what stage of development is the child growing within her? a. the natal stage. b. the zygote stage. c. the fetal stage. d. the embryonic stage. 2. The process termed cellular differentiation, which takes place during the embryonic period, leads directly to the development of the. a. blastocyst ... ................
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