High School Senior Year Science Courses?

I am an aspiring physician and will be premed in college. Currently, I am a junior in high school and have taken Geoscience, Biology, and Chemistry. I have to sign up for the classes I wish to take during my senior year. I have a few options: Physics, AP Chemistry, AP Biology, or Anatomy & Physiology. I don't care which "looks better" for colleges, but rather which of these classes would prepare me the best for future science courses? I am leaning towards AP Chem because I have heard that...

High School Senior Year Science Courses?