"Lactose is made up of 1 mol glucose & 1 mol galactose with a glycosidic c-1 to c-4 linkage..."
Please explain to me what a GLUCOSIDIC C-1 to C-4 LINKAGE is.
Much appreciated.
This site will show the linkage.
http://en.wikipedia.org/wiki/Image:Lactose%28lac%29.png