Answer:
Nicotine
Explanation:
Smokeless tabacco may not damage your lungs but still has nicotine so it gives you the same addiction and withdraws when you try to quit.
Answer:
they have big effects; it usually affects cells, tissues, and systems other than the target cells
Explanation:
Beginning signs would be memory loss, inability to do challenges, difficulty completing tasks, confusion with time, misplacing things, poor judgment, etc
