Sentences with phrase «phyletic gradualism»
Punctuated equilibrium is usually compared and contrasted with the theory of phyletic gradualism that holds that evolution occurs uniformly and by the steady and gradual transformation of whole lineages (called anagenesis).
http://www.fossilmuseum.net/
============ CONCLUSIONS A. # 1 is an accepted scientific fact, by theists and atheists, importantly: it does not in and of itself describe how we got from initial proto - cell to current complexity B. # 2 has a severe flaw, as phyletic gradualism is dead, and punctuated equilibrium (the fossil record being characterized by new species appearing fully formed) is an accepted fact C. # 3 is the ONLY theory that has support from the fossil record
The acceptance of punctuated equilibrium put to death the then prevailing thought that gradual change was the evolutionary mechanism of speciation (Darwinian phyletic gradualism, which had held sway for > 100 years, was utterly debunked)
I pointed out that Doc Vestibules definition of evolution has a problem if it is relying on phyletic gradualism (which is dead), PE came in at that point.
His first point is to argue that phyletic gradualism — understood in the sense that evolution proceeds at a single uniform rate of speed, called «constant speedism» by Dawkins — is a «caricature of Darwinism» [46] and «does not really exist.»
The notion that purely random mutation preserved in the population by natural selection would produce a gradual change, which over time would create the complexity of life we now observe (phyletic gradualism).
Common ancestry is real, but Darwinian evolution (phyletic gradualism) IS a myth, there is absolutely no way to reconcile stasis and rapid change with purely random genetic mutation and natural selection
«Punctuated equilibria: an alternative to phyletic gradualism» (1972) pp 82 - 115 in «Models in paleobiology», edited by Schopf, TJM Freeman, Cooper & Co, San Francisco.
Darwinian evolution is a myth» @Chad «Darwinian evolution has been completely refuted, phyletic gradualism is dead, put to death by the fossil record»
And since when has phyletic gradualism been the sole basis of evolution?
what you are describing is known as «phyletic gradualism», it's what Darwin proposed, and it has been utterly and completely refuted by the fossil record.
Punctuated equilibrium is commonly contrasted against the theory of phyletic gradualism, which states that evolution generally occurs uniformly and by the steady and gradual transformation of whole lineages (called anagenesis).
«Punctuated equilibria: an alternative to phyletic gradualism.