Cellular differentiation in the embryo occurs in the __________ period.

Question

Quizplus · Accepted Answer

Cellular differentiation occurs during the embryonic period, which occurs from about the second week to the eighth week after fertilization. During this time, the cells begin to specialize and form the different organs and tissues of the body. The germinal period occurs during the first two weeks after fertilization, while the blastocyst is a stage of development that occurs in the first week after fertilization. The fetal period occurs after the embryonic period and lasts from the ninth week until birth.

Cellular Differentiation in the Embryo Occurs in the __________ Period