Yes it generally is. Look at this fragment where Nick Lanes (British Biochemist) talks a little about this. If you don't know Nick Lane, his books are fantastic

Yes it generally is. Look at this fragment where Nick Lanes (British Biochemist) talks a little about this. If you don't know Nick Lane, his books are fantastic. I highly recommend Power, Sex and Suicide. https://youtu.be/tOtdJcco3YM?t=9927 https://youtu.be/tOtdJcco3YM?t=9927