Re: Endothermy, UCP1 gene deletion, and the origin of birds

[Dan Chure <danchure@easilink.com>]

We have now reached a level of knowledge such that all phylogenetic 
questions can be resolved through a cladogram including E. coli, 
Sophophora melanogaster, zebra fish, mouse, human, and the taxon under 
question.

Dan


On 8/17/2011 3:24 AM, David Marjanovic wrote:
> >  My favorite term in genetics is "the mouse"
>
> Ha!
>
> Ha!
>
> _My_ favorite term is "the fly". That's always *Sophophora 
> melanogaster*, not even any other of the 1400-odd former *Drosophila* 
> species.
>
> No, actually, it gets yet better, when *S. melanogaster* is treated as 
> completely representative of "invertebrates"...
>
> Wait! Better still! "Higher eukaryotes". That's all eukaryotes except 
> yeast. *Saccharomyces* and *Schizosaccharomyces*, just as a reminder, 
> are secondarily unicellular ascomycetes, more closely related to 
> chanterelles than to bean rust.
>
> And there's the Nature paper on the ancestral vertebrate karyotype 
> which reconstructs the ancestral _osteichthyan_ karyotype... and says 
> "tetrapod" when it means "sarcopterygian" (not "tetrapodomorph"; 
> "sarcopterygian"!)...