This will affect signal transduction at the synapse by fewer ion channels will open in the postsynaptic. The correct answer is D.
Parallel section. It cuts right in half
Answer: A.
Explanation:
Im pretty sure its A. Balance. All of them are important but balance is the main thing you'd need to know.
Polar easterlies 60-90 degrees
westerlies 30-60 degrees
trade winds 30 degrees