Teaching MPPSC Assistant Professor Mock Test Series 2025 Life Sciences Developmental Biology Morphogenesis and organogenesis in animals
What would be the effect of retinoic acid (RA) treatment on the ‘positional information’ of blastema cells present on the amputated newt limb?
1
RA will have no effect.
2
The cells will become respecified to more proximal position.
3
The cells will become respecified to more distal position.
4
Cells will lose their positional information and remain as dedifferentiated cells