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From Zygote to Blastocyst

Julia Tse

Practice of vocab on the development of the zygote to the blastocyst in the first week of development.

1 2 3  
4         5    
7       8          
9 10                        

2.hormone produced by trophoblast/placenta
4.group of unspecialized blastomeres
7.outermost embryonic membrane
10.hormone produced by corpus luteum to prevent ovulation after fertilization
11.uterine lining that protects and nourishes the embryo
14.outgrowth of the embryo that becomes the umbilical cord
15.outer layer of cells in blastocyst
16.process of dividing a cell into exact genetic copies of itself
1.fertilized egg
3.hormone-producing group of cells surrounding the egg
5.inner embryonic membrane that encloses the embryo
6.hormone produced by corpus luteum and ovaries to maintain endometrium
8.the attachment of the blastocyst to the uterine wall
9.is attached to the umbilical cord and delivers nutrition to the embryo
12.form of development in which the cells have specialized into 2 cell types
13.division of cell into more cells

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