Quotes About Trophoblast

The polarized outer cells are destined to become trophoblast, whereas those cells located in the interior are destined to become the inner cell mass, from

Fig. 3.7 The cell polarity model of differentiation of blastomeres. A, If the plane of cleavage of a blastomere is perpendicular to the surface of the embryo, each daughter cell becomes trophoblast. B, If the plane of cleavage is parallel to the surface, the daughter blastomere located at the surface becomes trophoblast, whereas the daughter cell located on the interior becomes part of the inner cell mass. Even though by the 16-cell stage the