[问答题]
1.Outline the importance of international coo jfw+wg6x; k(7 do:rg6 opxoz9perzuuajhp*),7iq z;udij) i/ z/ ation in fighting infectious disease)iui,qzu*jd7 h ja/;p/zui)z s.
2.Outline the role of monoclonal antibodies in home pregnancy tests.
3.Explain the specific immune response to a pathogen in terms of antibodies and lymphocytes.