COMBINED STEP MODEL. “The view of the present author is that in none of them is there convincing evidence to conclude that the groups arose solely through gradual changes. More specifically, there is no basis to reject an evolutionary origin of the major traits in each group that included at least one principal innovation, occurring in a large, discontinuous step, preceded and followed by relatively small, more gradual changes.
https://lnkd.in/dDbgqi3
linkedin post 2022-06-29 05:12:48
Nigel Fleming
September 21, 2022