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Down's sydrome is caused by trisomy 21, when there are three 21st chromosomes instead of the normal two.
Rosina Macejkovic
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When was the Down Syndrome recognized?
The cause of Down Syndrome was discovered in 1958 by Jérôme Lejeune.
Is down syndrome cause by translocation?
It can be.
Does smoking marijuana cause Down syndrome?
No.
If a pregnant woman takes Procardia can this cause her to bear a baby with Down syndrome?
Down syndrome is a genetic defect and is the result of an extra chromosome at the time of conception. The use of Procardia (or any other drug) does not cause Down syndrome.
How does the cause of cystic fibrosis differ from the cause of down syndrome?
the genetic conditions
How does the cause of down syndrome differ from the cause of cystic fibrosis?
the genetic conditions
Can smoking cigarettes cause Down syndrome when pregnant?
yes
Does antibiotics cause down syndrom?
Down syndrome is not caused by a bacterial infection therefore the answer to your question is no. Down syndrome is caused by an extra chromosome in the cell nucleus.
Can medication for gallstones during pregnancy cause Down syndrome?
See the Related Link to a very good FAQ on the causes of Down syndrome.
Which syndrome cause a baby's tongue to hang out of its mouth?
You are talking about Down syndrome. Because of the weak muscle tone of a child with Down syndrome, it appears as if the tongue is too large for the mouth.
Can celexa cause down syndrome?
No, down syndrome is caused by a genetic defect where there is an extra chromosome in most,if not all, of the cells of a body. it is not caused by a drug.
Can exposure to black mold cause down syndrome in someone's offspring?
No.
