Answer:
1. They harm your lungs.
2. They can cause cancer.
3. You can overdose on drugs.
Explanation:
Answer: Attention deficit hyperactivity disorder (ADHD) is a common problem affecting children and adolescents. ADHD is characterized by inattention (being easily distracted, unable to focus on one task), impulsivity (fidgety; constantly moving), and hyperactivity (impatient; acts without thinking). One of the most common treatments for managing ADHD is the drug class of amphetamines, which are a class of stimulant medications. They are thought to reduce the severity of symptoms associated with ADHD.
Explanation:
Answer:
The cells of multicellular organisms perform specialized tasks and communicate with one another in order to maintain homeostasis. Areas that hold that hold adjacent cells together and enable them to communicate.
Single-celled organisms maintain homeostasis using their cell membrane and other organelles.