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Author Topic:   The Three KINDS
RAZD
Member (Idle past 1435 days)
Posts: 20714
From: the other end of the sidewalk
Joined: 03-14-2004


Message 12 of 22 (448058)
01-11-2008 8:10 PM
Reply to: Message 7 by jar
01-11-2008 5:11 PM


Re: Looking at the second KIND
mimivirus bigger than some cells and has over 900 genes
BBC NEWS | Health | 'World's largest virus' found
Mimivirus - Wikipedia
quote:
Mimivirus possesses many characteristics which place it at the boundary of living and non-living. It is as large as several bacterial species, such as Rickettsia conorii and Tropheryma whipplei, possesses a genome of comparable size to several bacteria, including those above, and codes for products previously not thought to be encoded by viruses. In addition, mimivirus possesses genes coding for nucleotide and amino acid synthesis, which even some small obligate intracellular bacteria lack. This means that unlike these bacteria, mimivirus is not dependent on the host cell genome for coding the metabolic pathways for these products. They do however, lack genes for ribosomal proteins, making mimivirus dependent for protein translation and energy metabolism. These factors combined have thrown scientists into debate over whether mimivirus is a distinct form of life, comparable on a domain scale to Eukarya, Archaea and Bacteria. Nevertheless, mimivirus does not exhibit the following characteristics, all of which are part of many conventional definitions of life: homeostasis, response to stimuli, growth in the normal sense of the term (instead replicating via self-assembly of individual components) or undergoing cellular division.
Gets down to the definition of life again.
Enjoy.

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we are limited in our ability to understand
by our ability to understand
RebelAAmericanOZen[Deist
... to learn ... to think ... to live ... to laugh ...
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This message is a reply to:
 Message 7 by jar, posted 01-11-2008 5:11 PM jar has replied

Replies to this message:
 Message 13 by jar, posted 01-11-2008 8:13 PM RAZD has replied

  
RAZD
Member (Idle past 1435 days)
Posts: 20714
From: the other end of the sidewalk
Joined: 03-14-2004


Message 14 of 22 (448080)
01-11-2008 9:17 PM
Reply to: Message 13 by jar
01-11-2008 8:13 PM


Re: Looking at the second KIND
But it may also never be a cut and dried divide ... but a

-10 -9 -8 -7 -6 -5 -4 -3 -2 -1 00 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10
___|__|__|__|__|__|__|__|__|__|__|__|__|__|__|__|__|__|__|__|__|___
Enjoy.

Join the effort to solve medical problems, AIDS/HIV, Cancer and more with Team EvC! (click)

we are limited in our ability to understand
by our ability to understand
RebelAAmericanOZen[Deist
... to learn ... to think ... to live ... to laugh ...
to share.

This message is a reply to:
 Message 13 by jar, posted 01-11-2008 8:13 PM jar has not replied

  
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