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Which of the following is not a target for TC cells?

A - pig transplanted heart
B - human transplanted liver
C - bacteria
D - virus infected cells
E - cancer cells

1 Answer

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Final answer:

Cytotoxic T cells (TC cells) are important in protecting against viral infections and destroying infected cells. Among the options provided, bacteria is not a target for TC cells.

Step-by-step explanation:

Cytotoxic T cells (TC) are a key component of the cell-mediated part of the adaptive immune system and attack and destroy infected cells. TC cells are particularly important in protecting against viral infections, as viruses replicate within cells where they are shielded from extracellular contact with circulating antibodies.

However, out of the given options, bacteria is not a target for TC cells. TC cells primarily target virus-infected cells, cancer cells, and cells infected with specific viruses like human papillomavirus and herpes simplex virus.

User Ihsan Kocak
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