Message-Id: <199706092023.QAA18621@global.dca.net>
Date: Mon, 9 Jun 1997 16:24:34 -0500
To: memetics@mmu.ac.uk
From: perpcorn@dca.net (Timothy Perper/Martha Cornog)
Subject: Re: linear genes
>Tim,
>
>>TP: BY "linear," I meant only the the nucleotide sequence is linear --
>.....ATTGCGCTAGCT... --
>>and that genes are organized one after the next in linear order on a
>chromosome.
>
>I have read in a couple of places that 'genes' are not identifiable units
>along a chromosome. In various processes different parts of the chromosome
>are used and in this manner one section of code may find itself being used
>different ways in several different processes. Thus, sematic codes
>existing like beads along the chromosome is a somewhat misleading image,
>though popular.
>
>This is concept is used to explain the difficulty genetic engineers face in
>splicing only a single 'feature' into a host organism. Instead of
>inserting a single desirable feature, the engineer must insert fairly large
>chunks of code with a multitude of carried features.
>
>Am I missing something?
>
>Thanks,
>
>Mark
Very interesting indeed. I am not a genetic engineer type person, so I do
not know the answer except that it sounds familiar. It might be worth
posting to one of the molecular biology newsgroups and seeing what comes
up.
Tim
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