#Question id: 7137
#Unit 5. Developmental Biology
Which of the following correctly describes the sequence of events by which the position of limbs along the antero-posterior axis of vertebrates is specified?
#Question id: 7138
#Unit 5. Developmental Biology
The grafting of a second polarizing region into the anterior of a limb bud results in:
#Question id: 7139
#Unit 5. Developmental Biology
If apoptosis in the developing limb were blocked, what feature of a normal limb would not form?
#Question id: 7140
#Unit 5. Developmental Biology
In thinking about the development of the wing imaginal disc of Drosophila, what is the significance of 'compartments'?
#Question id: 7141
#Unit 5. Developmental Biology
Engrailed comes to be expressed in posterior compartments during Drosophila embryogenesis; what is the consequence of engrailed activation of hedgehog (Hh) signaling from the posterior compartment of the wing disc?
#Question id: 7142
#Unit 5. Developmental Biology
Keeping in mind the fact that genes are often named for the phenotype of a mutation in that gene, what might be the phenotype of a mutation of the Distal-less gene of Drosophila?