Oncedeceived
Senior Veteran
Oncedeceived; Evolution is both 'decent with modification' and 'a change in allele frequencies in populations over successive generations', and it is even an explanation of biodiversity, but the theory is not centered or dependant on universal common ancestry.
I agree, but it is a common premise within the evolutionary model. Would you agree with that?
Again I agree, but it is common language to allow "universal ancestor" when addressing descent. Perhaps I should have said the "last" or more most "recent" common ancestor of all living things?More than one common ancestor is possible if we're talking about all life on earth, because at the very base of the tree-of-life, at the point when the most basic taxonomic 'domains' of life emerged, each appears to have acheived the ability to maintain homeostasis (currently the definitive criteria for "life") independantly after an initial period of significant horozontal gene transfer, which is often linked to the concept of "primordial ooze". After that point, inherited [evolutionary] genetic patterns take over. But technically, that would leave three common ancestors for life on earth, rather than just one. Whether we have one common ancestor or three or five, doesn't matter. Evolution explains diversity, and does include various teirs of common ancestry, but doesn't require any number of ancestors to start with.
Apart from that, your first post in this thread is surprisingly well-written. Did you write it entirely yourself? Or did you cut-and-paste at least some of it? I'll believe whichever answer you give me. I'm just surprised because (to my experience) it is uncharacteristic of anti-evolutionists to accurately define anything evolutionary without exhibiting bias and usually some vitriol too.
I have never claimed to be an anti-evolutionist. If you thought that was the case that is probably why you were somewhat surprised.
I believe that I have noted all links that I have used in this tread when cutting and pasting. Thank you for your graceous assessment. I do really appreciate that and I mean it. It is rare for someone to take anything I say and forget the biases and look at the words.
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