Which of the following statements about Helper T cells are true? Choose all of the correct answers.

A. Helper T Cells express TCRs. Helper T cells express BCRs.
B. Helper T cells interact with antigens bound to Class I MHC molecules on other cells.
C. Helper T cells interact with antigens bount to Class II MHC molecules on other cells.
D. Activation of Helper T cells requires the membrane protein CD4.
E. Activation of Helper T cells requires the membrane protein CD8.

Question

13-12-2019
Biology

contestada

Which of the following statements about Helper T cells are true? Choose all of the correct answers.

A. Helper T Cells express TCRs. Helper T cells express BCRs.
B. Helper T cells interact with antigens bound to Class I MHC molecules on other cells.
C. Helper T cells interact with antigens bount to Class II MHC molecules on other cells.
D. Activation of Helper T cells requires the membrane protein CD4.
E. Activation of Helper T cells requires the membrane protein CD8.

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pandeyarindam296 pandeyarindam296 · Answer 1 · 2019-12-20T05:29:22+01:00

Answer:

The correct statements are C helper T cells interact with antigens bound to class 2 MHC molecule other cells D Activation of helper T cells requires the membrane protein CD4.

Explanation:

T cells play an important role in cell mediated immunity.Tcells are of 2 types memory T cells and effector T cells.There are 2 types of effector T cells T helper cells and T cytotoxic cell.

T helper interacts with foreign antigen fragment that is bound to class 2 MHC complex.

T helper cells contain CD4+ Co receptors that recognizes the class 2 MHC bound foreign antigen.