Ancient romans contributed to modern political culture because they were the originators of

The Ancient Romans were the originators of republican government.

Hope this helps! :)

- Juju

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 !