Multiple Choice
By transferring neural crest cells from a duck to a quail and vice versa, Richard Schneider and Jill Helms (2003) demonstrated that
A) neural crest cells influence the development of beaks.
B) beaks influence fitness traits.
C) homeobox genes are conserved across species.
D) gene duplication causes a difference in beak shape.
Correct Answer:
Verified
Correct Answer:
Verified
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