Given that axons growing out of a neuron require the growth outward of microtubules to support the lengthening axon,what would be likely to happen to axons growing out from a neuron when they are exposed to colchicine or nocodazole?
A)Axons would grow more rapidly.
B)Axonal outgrowth would cease.
C)Axons would branch more often.
D)Axonal outgrowth would change direction more frequently.
E)There would be no change in axonal outgrowth.

Question

Quizplus · Accepted Answer

Colchicine and nocodazole both disrupt microtubule formation and function. Without microtubules, axons cannot grow outward and support the lengthening axon. Therefore, axonal outgrowth would cease.

Given That Axons Growing Out of a Neuron Require the Growth