The first immunoglobulin to be produced against pathogen in secondary immune response will be
A
IgG
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B
IgM
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C
IgD
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D
IgE
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Solution
The correct option is B IgM Immunoglobin also is known as antibodies are glycoprotein molecules which act as a critical part of immune responses by specifically recognising to antigens. They are produced by plasma cells. IgM antibodies are made when our body is infected with new bacteria.