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To: Wacka
==The UTRs he mentioned are called introns.

Wow, wrong right out of the box. You are obviously an expert. LOL


33 posted on 02/18/2009 10:54:51 PM PST by GodGunsGuts
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To: GodGunsGuts

The way the author describes UTRs in the article, he makes no distinction between the 5’ and 3’ UTRs and introns. Both were known even before introns. It was known that there had to be regions 5’ (upstream) where the translation machinery (ribosomes and associated proteins) had to bind to start synthesizing proteins. More recently it was found that the 3’ end contains sequence motifs (not necessarily specific bases) to tell the cell to stop transcription . These are likely the 3D structure the mRNA makes and not specifically the sequence. You have this idea that this “ancient” history is somehow new. None of this repudiattes evolution at all.


35 posted on 02/18/2009 11:10:33 PM PST by Wacka
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