双翅目昆虫家族进化的基础模式

Although Bcd plays an essential role of Drosophila development, it is a recently evolved addition to the higher Dipteran lineage. In the final section of my lecture I will discuss how Bcd has continued to provide robust positional information in higher diptera as specific features such as egg size change during evolution. See more at http://www.ibioseminars.org