In which way does nicotine cause addiction? by stimulating the brains pleasure center or by increasing blood sugar levels or by decreasing dopamine levels or by reducing depression and anxiety.

By stimulating the brains pleasure center

By stimulating the brains pleasure center

Explanation:

Nicotine is a substance that is found in tobacco products and that causes addiction. It releases dopamine in the brain which stimulates an area related to pleasure. This makes the brain to repeat the same behavior and causes that a person can't stop consuming this substance. So, nicotine causes addiction by stimulating the brain's pleasure center.

it hurts at first because " the cherry is broken" which is a thin layer of skin that breaks so the first time girls have sex it hurts and it bleeds but after the first time it does hurt again because the skin that ia torn does not break again/ grow back.

explanation:

daily refers to frequency, like weekly or monthly. take this medicine twice daily, once in the morning and again at bedtime. on a daily basis there refers to everyday life, to one's normal or usual behavior, activity, routine, or schedule, to the quotidien.