4. What surfaces are required to be both cleaned and sanitized? a. Food-contact surfaces
b. Hand-contact surfaces
C. Floors and walls
d. Only A & B
e. All of the above

Select all that apply. which of the following are functions of the skeletal system? 1. to provide the body with a strong and mobile framework 2. to allow the body to move 3. to protect internal organs from sunlight, bacteria, and injury 4. to supply the body with blood cells and minerals

Felicia has a respiratory infection and has been coughing up a lot of mucus. she knows this means that her respiratory system is working to restore balance by getting rid of the invasive materials from her lungs. how does this happen?

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