How different can a pair of chromosomes be?

The Grouchybeast thegrouchybeast at hotmail.com
Tue Nov 28 10:47:53 EST 2000


"Michael L. Sullivan" wrote:

> >What degree of difference in size can be tolerated between two
> >chromosomes?

> Anna, you mean during meiosis, right?

Yes. 

> Don't have a number, sorry, but just thinking about it, the natural example
> would be the X and Y chomosomes, which must pair up for meiosis.  These two
> differ considerably in size, but still manage to pair up.  Somebody else
> probably has a better answer, but that was my quick one.

Very good point!  I didn't think that crossing-over occured between the
X and Y chromosomes, though, which was where my rather badly phrased
question was heading.

> Mike

love
Anna
-- 
I see you standing there, far out along the way,
   I want to touch you but, the night becomes the day.
I count the words that I am never going to say,
   And I see you, in midnight blue.    (ELO - Midnight Blue)






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