What form of tocopherol shows vitamin e activity in the human body?

If a man does not use a condom will he get a std

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.

Brian is admitted to the hospital after a motor vehicle crash. during his stay at the hospital, physical therapists him with his recovery. this is care?