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Home Q & A Board Biology-Related Homework Help Medicine Immunology
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jcb7359 jcb7359
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6 years ago
During a secondary immune response, high-affinity IgG antibodies are produced. Which of the following best explains why low-affinity IgM antibodies are not made?
 
  a. Naive pathogen-specific B cells are suppressed by negative signaling through FcRIIB1.
  b. Naive pathogen-specific B cells isotype switch and hypermutate much more quickly during secondary immune responses.
  c. Memory B cells outnumber naive B cells.
  d. Low-affinity IgM antibodies are made only when antigen concentration is exceedingly high.
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andreamorenctandreamorenct
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6 years ago
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jcb7359 Author
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6 years ago
This helped my grade so much Perfect
my life
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Yesterday
this is exactly what I needed
halyna
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2 hours ago
Thanks
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