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The top documents tagged [memory cellsmemory cells]
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+ The immune system The Fortress Analogy. 1 st Line of Defense- Skin and mucous (The outer wall) Skin: Made up of 3 layers: -Epidermis -Dermis -Hypodermis
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Pages 415-425. Soluble proteins secreted by activated B cells or by their plasma- cell offspring (in response to an antigen) They are capable of binding
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