RE: Y chromosome news

From: Harvey Newstrom (mail@HarveyNewstrom.com)
Date: Sat Jun 21 2003 - 18:45:19 MDT

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    Phil Osborn wrote,
    > Altho, I wonder if it's true. Is one of the X's turned
    > off in women? I had read, long ago, that one of the
    > reasons for the instability of males, in many, many
    > respects, as well as the shape of various bell curves,
    > was that bad genes on X are always expressed in men,
    > having only the one copy, while women were able to mask
    > a bad gene on the spare X.

    You are correct. A good example would be male-pattern-baldness. This gene
    is on the X. Men either have it or they don't. Women only have the
    symptoms if they get the gene on both X's. One gene on one X won't cause it
    for women.

    --
    Harvey Newstrom, CISM, CISSP, IAM, IBMCP, GSEC
    Certified InfoSec Manager, Certified IS Security Pro, NSA-certified
    InfoSec Assessor, IBM-certified Security Consultant, SANS-cert GSEC
    <HarveyNewstrom.com> <Newstaff.com>
    


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