#Question id: 5063
#Zoology
______ required to maintain ES cells in an undifferentiated state.
#Question id: 5064
#Zoology
Fibroblast growth factors, epidermal growth factors, platelet-derived growth factors, and stem cell factor are all paracrine factors that bind to
#Question id: 5067
#Zoology
The yolky eggs of birds undergo:
#Question id: 5070
#Zoology
During juxtacrine pathway, notch protein is activated by the neighbouring cells which expresses:
#Question id: 5071
#Zoology
Defect in hedgehog signaling cause, basal cell nevus syndrome, a rare autosomal dominant condition characterized by both developmental anomalies (fused fingers; rib and facial abnormalities) and multiple malignant tumors. This condition created due to mutation in
#Question id: 5072
#Zoology
Movement of epithelial cells as a unit to enclose deeper layers of the embryo. This type of cell movement during gastrulation occur in: