Multiple Choice
What determines which subpopulation of motor neuron pools a differentiating spinal motor neuron will belong to?
A) Cells in different motor neuron pools express different levels of Isl-1 and Isl-2.
B) Cells at different levels of the spinal cord express unique combinations of Hox genes.
C) Cells at different levels of the spinal cord express varying levels of Sonic hedgehog.
D) Cells in different motor neuron pools receive different factors from the tissue they innervate.
Correct Answer:
Verified
Correct Answer:
Verified
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