Yes, you should be able to access all the key elements of the course on MacOS. Moodle, our virtual learning environment works within the browser so if you can browse most of the internet, you can access the course materials. We recommend that you use Firefox as your browser for greater compatibility.
However, there is some accessibility software that only runs on Windows machines. If you want to use that you must install Windows on your Macintosh using a virtual machine software (VmWare, Parallels, or the free VirtualBox) or BootCamp. For this, you need a system that runs on the Intel platform.