Activated when they recognize small components of antigens
I think you should go to a chiropractic or tell somebody or go to the doctor if ur young I suggest telling your parents
False.
Extinction = Behaviors that are not reinforced will become weaker (occur less often).
Answer:
Factors that will increase the risk of developing osteoporosis are: Female gender, Caucasian or Asian race, thin and small body frames, and a family history of osteoporosis. (Having a mother with an osteoporotic hip fracture doubles your risk of hip fracture.)
copy and pasted because yeah
so bye