Why is the body so carefully organized, from small levels up to large levels? What does this careful organization help the body accomplish?

Charlie is easily winded during soccer practice and wants to improve his cardiorespiratory fitness. which activity would be best for him to choose? lifting weights walking from one class to another running in a 5k race riding a bike at a leisurely pace

1). explain how health, quality of life, and self-esteem are all

Which is the lipid molecule that controls what types of molecules can pass though?