Monoclonal antibodies are used to test for the presence of the hormone HCG in the urine of a human female during early pregnancy.
Which statements describe how the monoclonal antibodies used in this test are produced?
1 HCG is injected into a mouse, and plasma cells in the mouse produce antibodies specific to HCG.
2 Antibodies are extracted from the mouse and then fused with cancer cells to produce hybridoma cells.
3 Single hybridoma cells are cultured and they divide by mitosis to produce a clone of hybridoma cells.
1 )
1, 2 and 3
2 )
1 and 2 only
1 and 3 only
4 )
2 and 3 only
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