The most common ways to treat cancer include

In addition, sperm receive a chemical fluid from the

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.

You notice a co-worker, john, putting pens and index cards into his bag. when he sees you watching, he shrugs his shoulders and says, "what? this is no big deal; it's just a few office supplies. the company won't even miss them, and besides, everybody themselves to the supply cabinet." john's response shows he does not demonstrate which workplace attitude? 1. dependability 2.punctuality 3.self-confidence 4.honesty