Cleavage in Human Embryos _______,Whereas Cleavage in Frog Embryos _______

Multiple Choice

Cleavage in human embryos _______,whereas cleavage in frog embryos _______.

A) is incomplete;is complete
B) involves formation of an epiblast;involves formation of a trophoblast
C) involves late expression of the embryo's genome;involves early expression of the embryo's genome
D) involves early segregation of cells that will not contribute to the embryo;does not involve early segregation of cells that will not contribute to the embryo
E) is spiral;is radial