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Self replicating

self replicating

(Science: biology) Literally, replication of a system by itself without outside intervention. In practice often taken to refer to systems that replicate without the contribution of any information from outside the system.


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No "beginning-replication problem" on leading strand?

Replication of the leading strand begins at the origins and from those a continuous strand is produced until meeting replicating fork from another direction or end of the strand. The primer is removed by Okazaki fragment going in the other direction.

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by JackBean
Tue May 13, 2014 4:55 pm
 
Forum: Molecular Biology
Topic: No "beginning-replication problem" on leading strand?
Replies: 1
Views: 713

The Selfish Gene

... genes is going to be more powerful than selection on the sequences alone. The first stages of biogenesis would have involved selection among small replicating molecules of some type(s) - they wouldn't have been something we would normally term "alive" (which is just a label we put on ...

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by Darby
Fri Nov 01, 2013 12:54 pm
 
Forum: Evolution
Topic: The Selfish Gene
Replies: 2
Views: 1948

Re: adult stem cells, differentiated cells and proliferation

... cell is - Any cell in a multicellular organism except gametes and their precursors. As to your second set of questions if you are talking about replicating, then yes differentiated cells do proliferate in vivo, generally via mitosis. Cancerous cells proliferate excessively, with no control from ...

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by Amphibitile
Sun Jun 23, 2013 1:11 am
 
Forum: Cell Biology
Topic: adult stem cells, differentiated cells and proliferation
Replies: 2
Views: 2201

Re: Refutation of Evolution theory

... point it would need to become a living cell with all the above requirements. so it would need to evolve a power source, growth system, and DNA for replicating those sytems

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by caveman
Sun Jan 20, 2013 10:51 am
 
Forum: Evolution
Topic: Refutation of Evolution theory
Replies: 13
Views: 12496

Refutation of Evolution theory

... signaling, information storage (DNA!!!) etc. But what signaling does self-replicating RNA need?

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by JackBean
Sun Jan 20, 2013 10:30 am
 
Forum: Evolution
Topic: Refutation of Evolution theory
Replies: 13
Views: 12496
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