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Home Q & A Board Biology-Related Homework Help Medicine Immunology
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jerhughes jerhughes
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6 years ago
CD4+ T cells become helper T cells in response to
 
  A. exposure to antigen.
  B. exposure to MHC class II peptide.
  C. exposure to any MHC peptide.
  D. exposure to MZ B cells.
  E. exposure to TNF-.
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timmyisbaetimmyisbae
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6 years ago
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jerhughes Author
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6 years ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
bkrandy
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Yesterday
Brilliant ツ
lubennick
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2 hours ago
This site is awesome
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