I need photos to see what the problem is.
blood type B could have a genotype of either BB or BO.
Nuclear division occurs in mitosis.
Answer:
Cellular differentiation is the process in which a cell changes from one cell type to another. Usually, the cell changes to a more specialized type. Differentiation occurs numerous times during the development of a multicellular organism as it changes from a simple zygote to a complex system of tissues and cell types.