Pancreas<span>The list below provides a selection of the roles of glands in the endocrine system:Pancreas – regulates blood glucose levels. Adrenal gland – increases blood glucose levels and speeds up heart rate. Thyroid gland - helps to regulate our metabolism.</span>
Answer:
"You can get or transmit HIV only through specific activities. Most commonly, people get or transmit HIV through sexual behaviors and needle or syringe use. Only certain body fluids—blood, semen, pre-seminal fluid, rectal fluids, vaginal fluids, and breast milk—from a person who has HIV can transmit HIV"
- https://www.cdc.gov/hiv/basics/transmission.html
"HIV is a virus. AIDS is a condition. They are not the same thing. HIV is an infection that you can catch and spread to other people, AIDS is a condition (or syndrome) that develops – usually many years later - in people who have been infected with HIV, but have not had the right, or perhaps any, treatment"
- https://hivselftest.co.uk/blogs/news/are-hiv-and-aids-the-same-thing
I would explain the bad things smoking does to you and your body. Since he's still a bit young I'd be easy with him. I would probably tell a trusted adult as well.
That’s an entire assignment right there, I would help but I feel more context is needed