Call it what you will, but all universities have some core or general education requirements to help guide students to fulfill what the school considers essential to an education at that institution.
When I was doing my dogtorate, I had to study basic digging before I got into the fancy stuff. Basic butt sniffing before venturing into the more esoteric and illusive styles. It took me a while to learn to not piss on my other legs when I lifted mine to pee.
I’m guessing humans are similar.