Multiple Choice
Shh signaling is essential for normal patterning of the digits.When Shh signaling is genetically inactivated in mice,which digit forms?
A) Digit 1, the most anterior (cranial) digit
B) Digit 2
C) Digit 3
D) Digit 4
E) Digit 5, the most posterior (caudal) digit
Correct Answer:

Verified
Correct Answer:
Verified
Q5: Dispatched 1 is essential for diffusion of
Q6: Which region of the developing limb specifies
Q7: Nail-patella syndrome is caused by mutations in
Q8: Researchers have shown that the HoxA and
Q9: Which signaling factor is essential for patterning
Q11: Mutations in the transcription factor p63 (also
Q12: When Lmx1b is genetically inactivated in mice,how
Q13: Which growth factor is expressed by the
Q14: Shh signaling is essential for normal patterning
Q15: Aristaless-like 4 (Alx4)is a homeobox gene involved