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Re: Mice given bat-like forelimbs through gene switch

--- David Marjanovic <david.marjanovic@gmx.at> wrote:

> > (technically retroviruses and bacteria are not
> organisms)
> Never seen that definition.

Hierarchical organization of life:

Cells ---> tissues ---> organs ---> organ systems --->

Technically bacteria and viruses are not organisms, as
they are only single celled. That they are sometimes
written as: single celled organisms, doesn't help
matters. They should really be called: single celled
creatures, instead.


"I am impressed by the fact that we know less about many modern [reptile] types 
than we do of many fossil groups." - Alfred S. Romer

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