No abstract available
MeSH terms
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Adaptation, Physiological
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Animals
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Biological Evolution*
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Gene Rearrangement / genetics*
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Germ-Line Mutation / genetics
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Immunity / genetics
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Immunity / immunology
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Immunogenetics*
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Lampreys / genetics*
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Lampreys / immunology*
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Lymphocytes / immunology
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Lymphocytes / metabolism*
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Receptors, Antigen / genetics*
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Receptors, Antigen / immunology