The following transplant experiment was carried out, in which a cell is transplanted from the neural tube to the epidermis.
Autoregulation affects Engrailed expression during embryonic development.
T F Multiple rounds of DNA replication erase DNA methylation. T F MyoD is expressed in the right place and right time to be a master regulator of muscle development. The second thoracic segment is transformed into a third thoracic segment. All of the structures in the animal develop into head structures. The animal lacks a normal head.