http://www.geocities.com/Paris/4664/introli.html
An explanation of lactose intolerance in laypersons' terminology with a few links to other sources of information about this condition.

http://lenti.med.umn.edu/~mwd/cell_www/chapter2/mitochondria.html
A picture and brief description of a mitochondrion.

http://blizzard.cc.mcgill.ca/pahdb
The PAH mutations homepage. Contains links to resources for families and patients with PKU.

Copyright ©1998 The McGraw-Hill Companies. All rights reserved. Any use is subject to the Terms of Use and Privacy Policy.
McGraw-Hill Higher Education is one of the many fine businesses of The McGraw-Hill Companies.
For further information about this site contact mhhe_webmaster@mcgraw-hill.com.