Secondhand smoke is not a risk for cancer.
true or false

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

Blank is the growth of adnormal cells in the tissues of the body

Agirl is working really hard in high school and decides to finish some of her classes early , what classes should she choose?