Why was the zimmerman note significant to world war 1? a- it brought the war to an end b- it encouraged foreign relations between mexico and germany c- it provided an opportunity for mexico to declare war on the world d- it brought the united states in to the war in europe

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 !