Rex describes a period of the lifespan as "the time when primitive organ systems mature and become functional." The period he is describing would correctly be identified as:
A) the germinal period
B) the fetal period
C) the embryonic period
D) the viability period

Question

Quizplus · Accepted Answer

During the fetal period the organs and systems mature and become functional,
although different systems develop at different points throughout this period.

Rex Describes a Period of the Lifespan as "The Time