Chemicals in the amphibian tectum guide the growth of axons from the retina to their correct location in the tectum by ____.
A) having dozens of different growth factors
B) using an electrical gradient
C) using a chemical gradient
D) glial cell transportation

Question

Quizplus · Accepted Answer

Chemical gradient is responsible for guiding the growth of axons from the retina to their correct location in the tectum. Chemicals in the amphibian tectum act as guidance cues, attracting or repelling growing axons based on their chemical composition or concentration.

Chemicals in the Amphibian Tectum Guide the Growth of Axons