Because it covers up most of the central and northern parts of mexico
Answer:Dopamine
Explanation:Dopamine is a neurotransmitter which functions as a transmitter that transfer signals in the brain. Neurotransmitters are natural chemicals found in our body produced by our nerve cells called neurons. We use neurotransmitters to communicate messages throughout various parts of our brain and between the brain up to the whole body.Dopamine is crucial for controlling our movement.
The brain contains several distinct dopamine pathways, which are crucial and play a great role in how we get motivated by rewards. As we wait eagerly for the rewards dopamine increases in our brain. The drugs also increases the levels of dopamine.
