Most psychoactive drugs create their changes in mood, energy, or perception by changing

By changing the body’s supply neurotransmitters. Drugs change neurotransmission by working together with molecular components of the sending and receiving method excluding receptors. For example, cocaine fastens to the dopamine transporter, the molecular conduit that draws free-floating dopamine out of the synapse and back to the sending neuron. On condition that cocaine occupies the transporter, dopamine cannot re-enter the neuron. It builds up in the synapse, stimulating receiving-neuron receptors more copiously and creating much greater dopamine impact on the receiving neurons than occurs naturally.

changes in factors like average income and preferences can cause an entire demand curve to shift right or left. this causes a higher or lower quantity to be demanded at a given price. demand curves relate the prices and quantities demanded assuming no other factors change. it is important for consumers to know this information, because it is crucial for them to know what they can afford and can't afford. i hope this .

the chair is the committee member from the majority party who has the most seniority. in the south carolina senate, the chair is the committee member from the majority party who has the most committee seniority.