The B lymphocytes are categorized as part of the adaptive branch of the immune system for all of the following reasons Except:

Question

The B lymphocytes are categorized as part of the adaptive branch of the immune system for all of the following reasons  Except:

Accepted Answer

They are a first line of defense that can begin killing pathogens immediately

Answer

Their receptors will bind to only one antigen

Answer

They require co-stimulation from an activated T helper cell

Answer

They produce memory cells when activated

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