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Archiver > GENEALOGY-DNA > 2001-01 > 0979199600


From: redaktionsbüro <>
Subject: Re: [DNA] Stupid Question
Date: Thu, 11 Jan 2001 08:53:20 +0100
References: <97.fafd0e2.278e8384@aol.com>


Hello from Germany,

thank you for your reply. I will study the links and I cannot say, how much I
appreciate your help.

Have a nice day!

Rolf Froböse

schrieb:

> In a message dated 1/10/2001 7:28:55 AM Pacific Standard Time,
> writes:
>
> > I am a newcomer on this list. So please forgive me, if my question sounds
> > stupid.
> > I found out, and possibly it´s only occasionally, that within my family
> > sometimes
> > even very far relatives have a certain similarity. As all of them are
> > porters of
> > the same name, I am wondering, if there is a possibility, that the male Y
> > chromosom is responsible for this effect. Am I totally wrong or has anybody
> > made
> >
>
> It's an INTERESTING question! But I would tend to doubt that it would be a
> gene on the Y chromosome, just on the basis of probability. The Y chromosome
> is very small, and most of the DNA is "junk" that doesn't even code for
> anything. I just checked the genome map, and only 21 genes have been
> discovered so far. Most of the names of the genes are pretty cryptic, but the
> names that sound half-way understandable seem to be related to male functions
> such as sperm production.
>
> There could still be a gene (or combination of genes) on other chromosomes
> which are expressed more strongly in males, such as baldness.
>
> I've also wondered if it would be practical to start a database of quirks or
> traits which are clearly inherited in your family, but rare in the general
> population. For example, I kept four of my "baby" teeth, as did my mother and
> my son. But if I encountered another person with the same trait, I suppose it
> could be caused by a mutation in a completely gene, so maybe outward traits
> wouldn't be too useful. Interesting to think about, though!
>
> Here are a couple of links to background information:
>
> http://www.ucl.ac.uk/tcga/ScienceSpectra-pages/SciSpect-14-98.html
>
> http://www.ncbi.nlm.nih.gov/cgi-bin/Entrez/maps.cgi?org=hum&chr=Y
>
> Ann Turner
>
> ==============================
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