Ask an expert
Question

16 Aug 2007

identical twins
Hi

I hv a problem in understanding that identical twins have identical DNA. Is this also possible if the twins are different in sex cause there is that X and Y chromosomes?
OR
Is identical DNA mean the same DNA?
Answer 1,318 views
Expert
Geneticist
geneticist

01 Jan 0001

Dear Mahobe

As far as I know identical twins must be of the same sex - it is the only way that their DNA can be identical and therefore called identical twins.

Regards, Maritha
The information provided does not constitute a diagnosis of your condition. You should consult a medical practitioner or other appropriate health care professional for a physical examination, diagnosis and formal advice. Health24 and the expert accept no responsibility or liability for any damage or personal harm you may suffer resulting from making use of this content.
Voting Booth
Have you entered our Health of the Nation survey?
Please select an option Oops! Something went wrong, please try again later.
Results
Yes
33% - 9379 votes
No
67% - 19424 votes
Vote