Question

how does nicotine in tobacco products affect the brain?
enhances mood
leads to changes in brain chemistry
improves impulse control
reduces addiction

Explanation:

Nicotine in tobacco products binds to nicotine - acetylcholine receptors in the brain, triggering the release of neurotransmitters like dopamine. This leads to changes in brain chemistry. While it can initially enhance mood, the long - term effects are more complex and negative. It does not improve impulse control and actually increases addiction.

Answer:

Leads to changes in brain chemistry