Genetics: Analysis and Principles 5th Edition by Robert Brooker

تمرين 43

Which of the following statement(s) is/are true with regard to positional information in Drosophila
a. Morphogens are a type of molecule that conveys positional information
b. Morphogenetic gradients are established only in the oocyte, prior to fertilization
c. Cell adhesion molecules also provide a way for a cell to obtain positional information.