4. drug use will lower academic achievement of high shool
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.
Answer:
they know not to provide intercourse to the infected
Explanation:
me know many thing
I think the correct answer would be second opinions. Insurance companies would recommend their members to go for second opinions so as to make sure the operation is worth it for them to spend less and wisely. Hope this answers the question.
4.4 million dollars a year
