The Igs without hinge area are
A. IgA and IgD
B. IgM and IgE
C. IgA and IgM
D. IgG and IgE
E. IgA and IgE
查看答案
The Ig with the strongest ability to activate complement is
A. SIgA
B. IgM
C. IgG
D. IgD
E. IgE
The Igs that exist in the form of monomer are
A. IgA、IgD、IgM
B. IgM、IgE、IgD
C. IgA、IgM、IgG
D. IgE、IgG、IgD
E. IgA、IgE、IgM
Monoclonal antibodies are characterized by
A. Low specificity
B. It is prone to cross reaction
C. It is difficult to prepare in large quantities
D. It has a wide range of sources
E. It only recognizes one specific antigen
某公司签发一张商业汇票。根据票据法律制度的规定,该公司的下列签章行为中,正确的是( )。
A. 公司盖章
B. 公司法定代表人李某盖章
C. 公司法定代表人李某签名加盖章
D. 公司盖章加公司法定代表人李某盖章
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