Anecdotally, I have a friend that's doing bio-chem doctorate and she has said that replication rate on that is abysmal for biology, chemistry and consequently b

Anecdotally, I have a friend that's doing bio-chem doctorate and she has said that replication rate on that is abysmal for biology, chemistry and consequently bio-chem. I'm sure some areas of physics have near 100% and some simply don't.