Teaching Haryana (HPSC) Assistant Professor Mock Test 2025 Life Sciences Developmental Biology Morphogenesis and organogenesis in animals
Which one of the following statements regarding amphibian development is correct?
1
The Nieuwkoop centre is formed on the dorsal side of the embryo due to accumulation of β-catenin which helps activate the siamois and twin genes
2
The ectodermal cells form neural tissues in the presence of BMP molecules
3
Brain formation requires the activation of both Wnt and BMP pathway.
4
There is a gradient of Nodal-related protein across the endoderm with low concentration on the dorsal side of the embryo
5
Question Not Attempted