Helper T cells are distinguished from cytotoxic T cells by presence of?

C O_{2}

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C D_{4}

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C D_{3}

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I L - 2

receptor

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Solution

The correct option is B $C D_{4}$
Helper T cells Cytotoxic T cells
1. Carries CD4 marker. 1. Carries CD8 cells.
2. Helps or induce immune response. 2. Predominantly Cytotoxic.
3. Recognises antigens in presence of class II MHC. 3. Recognises antigens in presence of class I MHC.
So, the correct option is 'CD4'.

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Similar questions

T killer cells get activated only after a signal from Helper T cells

Column I	Column II
A. Helper T cells	1. Directly attack and kill a cell
B. Cytotoxic T cells	2. Prevent attacking own cell
C. Suppressor T cells	3. Prevent exaggerated immune response
D. T delayed hypersensitivity cells	4. Activation of B cells

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Helper T cells	Cytotoxic T cells
1. Carries CD4 marker.	1. Carries CD8 cells.
2. Helps or induce immune response.	2. Predominantly Cytotoxic.
3. Recognises antigens in presence of class II MHC.	3. Recognises antigens in presence of class I MHC.