Addressing the clustering of Class I and Class II MHC:
This is probably due less to the "need for diversity" than to the
likelihood that the Class I and Class II genes probably arose from gene
duplication, so they started out clustered.
BioKen
--
Ken Frauwirth (MiSTie #33025) _ _
frauwirt at mendel.berkeley.edu |_) * |/ (_ |\ |
Dept. of Molec. & Cell Bio. |_) | () |\ (_ | \|
Univ. of Cal., Berkeley I had a .sig, but I broke it.
