Disruptions to the development of a zygote can occur at any time during pregnancy.Among the time periods mentioned below the most vulnerable period of development for a zygote/fetus/embryo would be the ________ week.
A) first
B) twentieth
C) thirtieth
D) fortieth

Question

Quizplus · Accepted Answer

During the first week of development, the zygote undergoes rapid cell division and differentiation, and any disruptions during this time can have significant consequences on the development of the fetus. This is the most vulnerable period of development for a zygote/fetus/embryo.

Disruptions to the Development of a Zygote Can Occur at Any