Describe how the term Major Histocompatibility Complex was derived. Describe the different polypeptide chains that comprise the MHC Class 1 and 11 molecules, the different cells that express the two classes, and how the peptides bound to each class differ from each other. Explain what happens inside a host cell after an antigen has been ingested by it, and how the peptide is then presented on the cell surface.
The mini essay is expected to be concise, and the topic covered in a focused, thorough and accurate manner. It should be at least 600 words in length. Your essay must be formatted with 1″ margins,1 1/2 line spacing,12 point easy-to-read font;include a proper heading at the top. Your essay should begin with a clear introduction and must also have a concluding paragraph.