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Home Q & A Board Biology-Related Homework Help Cell Biology
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8 years ago
The immune system consists of two components: ________ and ________.
A) lymphocytes : phagocytes
B) antigens : antibodies
C) plasma cells : cytotoxic T cells
D) leukocytes : lymphoid tissues
E) leukocytes : lymphocytes
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8 years ago
Good timing, thanks!
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Thank you, thank you, thank you!
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You make an excellent tutor!
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