Talk:Primitive node

THis page has been hacked. There's a reference at the end about Sonic the Hedgehog that does not fit here.

Mike mdcnet1@gmail.com

Not true. Sonic hedgehog (shh) is the name of a gene important in developmental patterning. It most definitely belongs there. 71.2.165.68 02:03, 26 May 2007 (UTC)

Wiki Education assignment: Developmental and Molecular Biology Spring 2023
— Assignment last updated by Acarson2019 (talk) 18:25, 15 February 2023 (UTC)