Friends can influence you to do things you don’t want to do or don’t feel comfortable with bc you want to fit In.
Friendships are important to a teenager because they have people their own age to relate to and go to for advice and experience their stage of life with
Friendships can affect a teenagers mood/ way of thinking by how positive and it negative the friendship is.
Treatments can range from antibiotics to surgery.
Maybe when an organism has both an endocrine and a nervous system it is able to not only make rapid changes to be more well-adjusted in its enviroment but is also able to make changes required for survival in long-term.
We need oxygen in our blood to full our bodies cells. If we weren't getting enough oxygen into our bloodstream cells could die