#Question id: 5061
#5. Developmental Biology
The activin family, the bone morphogenetic proteins (BMPs), the Nodal proteins, the Vg1 family included in-
#Question id: 5063
#5. Developmental Biology
______ required to maintain ES cells in an undifferentiated state.
#Question id: 5064
#5. Developmental Biology
Fibroblast growth factors, epidermal growth factors, platelet-derived growth factors, and stem cell factor are all paracrine factors that bind to
#Question id: 5066
#5. Developmental Biology
The mutations of RAS that make it oncogenic by
#Question id: 5067
#5. Developmental Biology
The yolky eggs of birds undergo:
#Question id: 5069
#5. Developmental Biology
The central player in the “canonical” Wnt intracellular signal transduction pathway is called β-catenin in vertebrates and in Drosophila (the homolog of b-catenin):