During organogenesis,the first organ system to begin forming in animal embryos is
A)the digestive system.
B)the nervous system.
C)the endocrine system.
D)the circulatory system.
E)the excretory system.

Question

Quizplus · Accepted Answer

The nervous system is the first organ system to begin forming in animal embryos during organogenesis. This is because the development and functioning of all other organ systems depend on the presence and proper functioning of the nervous system.

During Organogenesis,the First Organ System to Begin Forming in Animal