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(B) Cytotoxic $T$-cells are also known as $CD8^+$ $T$-cells or Killer $T$-cells.They are a specialized type of $T$-lymphocyte that directly kills infe

Vedclass · Accepted Answer

Killer $T$-cells

Vedclass · Answer

(B) Cytotoxic $T$-cells are also known as $CD8^+$ $T$-cells or Killer $T$-cells.They are a specialized type of $T$-lymphocyte that directly kills infected host cells (such as those infected by viruses) or cancerous cells.They recognize antigens presented on the surface of cells by $MHC$ class $I$ molecules and induce apoptosis in the target cells.Therefore,the correct option is $B$.

Cytotoxic $T$-cells are . . . . . . .

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