Circle which of the following statements about T-cell receptors are correct? A.
ID: 59225 • Letter: C
Question
Circle which of the following statements about T-cell receptors are correct?
A. The cellular immune response is mediated by specific receptors that are expressed on the T cell surface.
B. T-cell receptors recognize soluble foreign molecules in the extracellular fluid.
C. T-cell receptors recognize T cells.
D. For a T-cell receptor to recognize a foreign molecule, the molecule must be bound by proteins encoded by the genes of the major histocompatibility complex.
E. T-cell express first express their receptors in the bone marrow
F. T-cell receptors primarily recognize fragments derived from foreign macromolecules.
G. Helper T cells are CD4 positive.
Explanation / Answer
The options A, F and G are correct.