Does bitterness left behind in parts of europe by the treaty of versailles contributed to the rise of

Lead the rise of Totalitarianism, which left Europe in small parts and Germany and Italy was not happy about that so they had grown their armies, which led the rise of World War. 

Hi! after fertilization occurs, the zygote goes through mitosis and then differentiation (aka specialization of cells) to have a variety of cells that perform different functions. this allows for the creation of tissues and so on, all of which were once stem cells with no specific function.i hope i !