ALOT OF POINS MARKING POEPLE AS BRAINLIST 6. List the layers of bone, starting with the most superficial layer.

Of good nutrition because it is essential to all forms of metabolism in the body

Mucous membranes.. a. cover or line external surface of body. b. line internal body surfaces that are in contact with the environment. c. produce antibodies to combat infection. d. secrete sweat, which has antibacterial enzymes.

How quickly a drug enters your bloodstream also depends on