What do fi broblasts, chondroblasts, osteoblasts and haemocytoblasts have in common? A. they are all types of white blood cell. B. they are all macrophages. C. they are all immature cells. D. they are all types of epithelial cell.
Option C.The suffi x “-blast” implies that these cells have not yet finished their differentiation. That is are immature.
