Which of the following describes the chemoaffinity hypothesis as applied to target selection and establishing topographic maps? Choose the correct option
A) Chemical markers on growing axons are matched with complementary chemical markers on their targets.
B) Cells in the midline secrete specific proteins that attract and repel growing axons.
C) When a growth cone comes in contact with its target, a synapse is formed.
D) Fasciculation of neurons following a pioneer neuron.
Ans: A
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