Multiple Choice
Aristaless-like 4 (Alx4) is a homeobox gene involved in the establishment of the limb pattern.What is the phenotype of the Alx4 mouse mutant (Strong's Luxoid) ?
A) Amelia
B) Meromelia
C) Syndactyly
D) Polydactyly
E) Split hand/foot
Correct Answer:

Verified
Correct Answer:
Verified
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
Q10: Shh signaling is essential for normal 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
Q16: The AER,the thickened ectoderm at the distal