Organization of the ventral neural tube into a motor system is primarily the result of
A) differentiation-inducing factors.
B) apoptosis.
C) Hox genes.
D) guidepost cells.

Question

Quizplus · Accepted Answer

Differentiation-inducing factors, such as Sonic hedgehog (Shh), play a crucial role in the organization of the ventral neural tube into a motor system by influencing the differentiation of neural progenitor cells into motor neurons.

Organization of the Ventral Neural Tube into a Motor System