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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

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Killer $T$-cells

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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 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 . . . . . . .

Similar Questions

Natural killer lymphocytes are an example of:

Primary lymphoid organs $- P$
Secondary lymphoid organs $- Q$
$I -$ Appendix, $II -$ Peyer's patches of small intestine,
$III -$ Thymus, $IV -$ Spleen, $V -$ Lymph node, $VI -$ Bone marrow, $VII -$ Tonsils
Select the correct option for $P$ and $Q$.
$\quad P \quad \quad Q$

Which type of innate barrier does the $Stratum$ $corneum$ represent?

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Which of the following is the function of $T-$cells?

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