Question 5
5. In mice, removing CD8+ cells, but not CD4+ cells, will _______ the time a graft survives; removing the CD4+ cells, but not the CD 8+ cells, will ______the time a graft survives.
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have no effect on; have no effect on
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have no effect on; double
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have no effect on; quadruple
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double; have no effect on
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double; double
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double; quadruple