The shortest alpha helix segment in a protein that will span a membrane bilayer has about _____ amino acid residues.

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#Question id: 1681

#XL - Q Biochemistry

What do MHC class III genes encode?

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#Question id: 1682

#XL - Q Biochemistry

Extensive allelic polymorphism is found in MHC:

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#Question id: 1683

#XL - Q Biochemistry

Expression of MHC genes is:

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#Question id: 1684

#XL - Q Biochemistry

What are the molecules mediating signal transduction following antigen binding to cell surface immunoglobulin on a B-cell called?

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#Question id: 1685

#XL - Q Biochemistry

The TCR for antigen is:

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#Question id: 1686

#XL - Q Biochemistry

A hapten is best defined as being: