Nurturing Life Sciences
#Id: 984
#Id: 992
#Unit 5. Developmental Biology
Bicoid act as the anterior morphogen.
#Id: 993
An anterior-to-posterior gradient of Hunchback protein.
#Id: 994
A posterior-to-anterior gradient of Nanos protein.
#Id: 995
A posterior-to-anterior gradient of Caudal protein.
#Id: 996
#Id: 997
The segment polarity genes encode proteins that are constituents of the Wnt and Hedgehog signaling pathways.