Biology, 15.05.2021 23:50 sarabell5326
Which of the following in NOT present until after the primary immune response occurs?
a) memory cells
b) macrophages
c) helper T cells
d) complement
Answers: 3
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Which of the following cell structures is significantly different between gram- positive and gram-negative bacteria?
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Which of the following in NOT present until after the primary immune response occurs?
a) memory cel...
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