Multiple choice

CD4 cells or T-cells are the “generals” of the human immune system. Which among the following statement regarding CD4 cells is true?

  1. It is essentially an intracellular glycoprotein.

  2. It is heterodimeric.

  3. It binds processed peptide in its outer groove.

  4. It binds to MHC class II on antigen-presenting cells.

  5. It is highly polymorphic.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The CD4 binds to constant regions on the MHC class II.

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