منابع مشابه
Phylogenetic Systematics
Since the advent of the theory of evolutio n, o ne of the tasks of biology has bee n to i nvestigate the phyloge netic relatio nship betwee n species. This task is especially impor ta nt because all of the differe nces which exist betwee n species, whether i n morphology, physiology , or ecology, i n ways of behavior, or even i n geographical distributio n, have evolved , like the species thems...
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Dedifferentiation, paedomorphosis, and the insertion and deletion of developmental stages make it impossible to deduce the genealogical hierarchy frum only ontogenetic transformation series. Like the outgroup criterion, ontogenetic character precedence is not theory-neutral and to use it to deduce genealogy requires certain assumptions. If scientists are going to use logically unbeatable theori...
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ژورنال
عنوان ژورنال: Evolution: Education and Outreach
سال: 2010
ISSN: 1936-6426,1936-6434
DOI: 10.1007/s12052-010-0284-3