Re: Information per organism

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Article #8583

#8583

From: Ken Muldrew
Date: Tue, 13 Feb 1996 00:00

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kmuldrew@acs.ucalgary.ca (Ken Muldrew) wrote:

>There are also huge chunks of DNA which have repeated sequences of a
>short oligonucleotide (maybe 4 or 5 base pairs, repeated over and
>over). These sequences undergo duplications and deletions are a much
>higher rate than aperiodic DNA (due to the way duplication occurs).

Whoops! That last sentence should have read "due to the way
*replication* occurs". Replication is the process by which one
chromosome is copied to make two, duplication is the process by which
a segment on a chromosome is copied to make a slightly longer
chromosome.

>It's thought that these sequences might be there specifically to
>introduce duplication, especially of coding regions. This is one way
>to develop redundancy, which is necessary for evolution.

>Ken Muldrew
>kmuldrew@acs.ucalgary.ca

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From: kmuldrew@acs.ucalgary.ca (Ken Muldrew)
Subject: Re: Information per organism
Date: 1996/02/13
Message-ID: <4fr23p$kaq@ds2.acs.ucalgary.ca>
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organization: The University of Calgary
newsgroups: sci.physics,sci.bio,bionet.info-theory

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