Explain the role that substance abuse
plays in increasing the risk of unsafe behaviors such as sexual activity.

Choose the correct drug to complete the sentence. is a powerful stimulant. is a highly addictive opiate. is prescribed for medical purposes in many states. which locations are covered in the drug-free school policy? check all that apply. school bus home school lunchroom sporting event at another school shopping center

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.

Heat affects all vitamins. which vitamins are more sensitive to heat and leach into water? a. vitamin a and d b. vitamin b and c c. vitamin e and k d. vitamin d and c