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Identical Twins

by HouseMD114, Nov 03, 2007 12:13AM
Is it possible to have identical twins and for them to have different blood types?
or to have different rh factors?
Member Comments (4)

by squee27, Nov 04, 2007 12:37AM
Identical twins always have the exact same genetic markers and the exact same blood type.

by momof51982, Jun 06, 2008 01:01PM
I am haveing identical twins and it is very scary i am about 21 wks and a few days i lost my sone not even a year ago at 24wks he was alive for 24 days so this is all really scary anyone got any helping advice o ya there boys

by revzora, Feb 20, 2009 06:40PM
To: anyone

by iamthehighway, Mar 03, 2009 10:10AM
To: revzora
Identical twins are always the same gender, except in extremely rare cases where they have chromosomal defect.
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