All Who Are Following This Thread: Does it matter if it is "recorded in the DNA", so long as it is passed on to offspring?
Also, let's not get lost in the chicken-egg thing. Nick Nicholas S. Thompson Emeritus Professor of Psychology and Ethology, Clark University ([email protected]) http://home.earthlink.net/~nickthompson/naturaldesigns/ > [Original Message] > From: glen e. p. ropella <[email protected]> > To: The Friday Morning Applied Complexity Coffee Group <[email protected]> > Date: 6/15/2009 6:09:48 AM > Subject: Re: [FRIAM] when does evolutionary significant mutation occur? > > Thus spake Russ Abbott circa 06/12/2009 04:50 PM: > > Does it matter when the mutation occurs as long as it is recorded in the > > DNA? > > Yes, at least as far as this paper is concerned and what it states as an > incorrect interpretation of "origins of new traits". The authors state > that it is _incorrect_ to think that "offspring may exhibit new > beneficial traits even if the parents did not possess them." > > I thought that was the whole point of evolution, that offspring exhibit > new (beneficial or detrimental) traits the parents did not possess. The > only thing I can think to explain why it would be incorrect are a) > equivocations on the words "trait" or "possess", b) specifics about the > _timing_ of evolutionary relevant mutation, or c) an assertion that > crossover is the salient operator not mutation. > > > > On Fri, Jun 12, 2009 at 4:09 PM, glen e. p. ropella < > > [email protected]> wrote: > > > >> [...] > >> http://www.springerlink.com/content/2331741806807x22/fulltext.html > >> > >> Table 3, under the "Intuitive (incorrect) interpretation" of "Origins of > >> New Traits" says: > >> > >> "Offspring may exhibit new beneficial traits even if the parents did not > >> possess them." > > -- > glen e. p. ropella, 971-222-9095, http://agent-based-modeling.com > > > ============================================================ > FRIAM Applied Complexity Group listserv > Meets Fridays 9a-11:30 at cafe at St. John's College > lectures, archives, unsubscribe, maps at http://www.friam.org ============================================================ FRIAM Applied Complexity Group listserv Meets Fridays 9a-11:30 at cafe at St. John's College lectures, archives, unsubscribe, maps at http://www.friam.org
