The addition of _______ protein in the right location of a developing chicken foot will make it appear more like a duck foot.
A) BMP4
B) Gremlin
C) Distal-less
D) Ubx
E) None of the above

Question

Quizplus · Accepted Answer

Gremlin is a protein that inhibits BMP4, which is responsible for cell death in the webbing of chicken feet. Adding Gremlin prevents this cell death, allowing the webbing to remain, making the chicken foot appear more like a duck foot.

The Addition of _______ Protein in the Right Location of a Developing