Banks are not who print money. It's governments that do and use banks in the process.
I guess... but only in the sense that it is government that sets the reserve ratio. Other than that, more money is created by retail banks than by central banks. For every dollar that comes in allows them to zap (reserve ratio reciprocal) into existence, which then is redeposited, which allows them to zap (reserve ratio reciprocal) into existence, which then is redeposited, which ...