What exactly is Bio 212? Is it just Bio 2?
Regardless, the real world isn't comprised of tests and quizzes. Your grades during your third-year clinical rotations will be, to use your term, "class participation." Might as well hone those skills now.
I do sympathize with the need to take a poorly reviewed professor. I don't know the details of your schedule but I always prioritized getting good professors in my most important classes, i.e. courses for my major and pre-reqs. If the situation is unavoidable though, just make the best of it. Everyone has bad professors sometimes, and you just have to rise to the occasion and figure out how to succeed in their class.