unsubscribe ------------------------------------------------------ A. Malcolm Campbell Associate Professor of Biology Director of the Genome Consortium for Active Teaching (http://www.bio.davidson.edu/GCAT) P. O. Box 7118 (US Mail) 225 Concord Rd (Shipping) Davidson, NC 28035-7118 USA macampbell@davidson.edu http://www.bio.davidson.edu/campbell 704-894-2692 (voice) 704-894-2512 (fax)