<span> the primary cause of dental disease is plaque , C</span>
C. Lower in sedentary people than in those who are physically active
Alveoli small balloon-like structures which are responsible for the oxygen exchange in the lungs across the membranes. These are attached to the branches of the bronchial passages. These alveoli inflate and deflate with inhalation and exhalation. Answer is C.
Answer:
Yes you could srain your body
Explanation:
Over exercise could effect your body in a bad way because you could strain a muscle.
Picture books or letter books like the ABC's its hard to answer with out the options
Please tell me if its wrong:)
