Multiple Choice
The duplication and divergence of many synapse-related genes about 500 million years ago lead to vertebrate synapses
A) functioning differently from invertebrate synapses.
B) developing a wider array of neurotransmitter receptors.
C) being the first to include multiple neurotransmitter receptors.
D) using cell-cell signaling.
Correct Answer:

Verified
Correct Answer:
Verified
Q19: The motor neuron, muscle fiber, and Schwann
Q20: In order to build a synapse, which
Q21: Which protein promotes acetylcholine receptor expression at
Q22: When happens when a motor neuron axonal
Q23: Which protein physically holds acetylcholine receptors together
Q25: The synaptic cleft is filled with<br>A) synaptic
Q26: Which human disorder results from the degeneration
Q27: What is one possible reason why Fragile
Q28: What is the first step in the
Q29: If the gene for β-catenin is knocked