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yusuki yusuki
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Posts: 2318
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9 years ago
The term tolerance refers to:
a.   surveillance and destruction of new cancer cells by the immune system
b.   the ability of the immune system to ignore “self” cells
c.   the ability of T- and B-lymphocytes to work together
d.   the role of lymphoid tissue in the body defenses

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monosaccharidemonosaccharide
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9 years ago
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yusuki Author
wrote...
9 years ago
This is wonderful, thank you for the help.
wrote...
9 years ago
You're welcome Happy Dummy
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