In bacterial toxins of the A-B type, the A fragment is responsible for (1) __and the B fragment is responsible for (2)__.
A. (1)Toxin activity (2) binding to cells
B. (1) Fever production (2) binding to cells
C. (1)Attaching to surfaces (2) interfering with nerve function
D. (1) Binding to cells (2) stopping protein synthesis
E. (1) killing phagocytic cells (2) lysing host cells
Ans: A. (1)Toxin activity (2) binding to cells
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