This article has not yet been rated on Wikipedia's content assessment scale. It is of interest to the following WikiProjects: | ||||||||||||||
|
I thought upstream and downstream was relative to the starting point of a gene which is zero.
how does this apply in 3D reallity? — Preceding unsigned comment added by 189.172.130.77 (talk) 16:46, 3 October 2013 (UTC)