Answer:
antibodies
Explanation:
The third line of defense is specific resistance. This system relies on antigens, which are specific substances found in foreign microbes. Most antigens are proteins that serve as the stimulus to produce an immune response. The term "antigen" comes from ANTI-body GENerating substances.
Because they are either ignorent and do not understand what they are doing or they do not see theirs lives as wonderful, they are trying to escape something that is going on that they do not want to deal with
Answer:
Explanation:
Disulfide bonds play a key role in stabilizing protein structures, with disruption strongly associated with loss of protein function and activity.D
It is B) because teenagers brains are still growing.
