what are preventable injuries and unpreventable injuries

Aperson who doesn't have enough calcium in his or her diet is at risk for developing bones that are weak and break easily. this condition is known as  a.  osteoporosis.    b.  crohn's disease.    c.  celiac disease.    d.  hemophilia.

Genetically modified organisms can include icecream. true or false

Which nutrients are a valuable resource in trying to build muscle?