Steriod use can have several physical consequenses. what effect can steriods have on men?
deepened voice

enlarged breasts

increased facial hair

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.

Which is the link between heredity and tobacco addiction

What is one way that cold and flu viruses spread? a.by transfusing contaminated blood b.by inhaling contaminated droplets c.by eating contaminated meat d.by drinking contaminated water