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What condition results when a child is born with an extra chromosome on the third pair?
Wiki User
∙ 12y ago
Wiki User
∙ 13y ago
Wiki User
∙ 12y agoI believe that is called Down Syndrome. Their should be a proper description on wikipedia of what Down Syndrome is.
Wiki User
∙ 12y agoDown syndrome
Wiki User
∙ 14y agodown syndrome
Wiki User
∙ 12y agoThey develop Down Syndrome.
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∙ 6y agodown syndrome
Wiki User
∙ 12y agogreat
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Trisomy is a mutation that results in a cell having an extra?
A trisomy is a condition in which a person has three copies of a chromosome instead of the usual two copies. A person can have full trisomy (three copies in every cell) or mosaic trisomy (three copies in some cells but not all).
What are the causes of heredity diseases?
The causes of a hereditary disease is a missing chromosome, and extra chromosome. Like in Down Syndrome there is an extra chromosome 26.
What condition occurs when a human zygote has 47 chromosomes?
Trisomic condition in which there is one extra chromosome on an autosome. For eg. Down's Syndrome
How does the cell adjust to the extra X- chromosome in the female cells?
In females, the extra X chromosome becomes inactive and becomes the Barr body.
What is trisomy 16?
Edwards' syndrome is caused by an extra (third) copy of chromosome 18. The extra chromosome is lethal for most babies born with this condition. It causes major physical abnormalities and severe mental retardation. Very few children afflicted with this syndrome survive beyond the first year.
What condition results when a child is born with extra chromosome on the twenty -first pair?
Down syndrome
What condition results when cells receive 3 copies of chromosome twenty one?
Down syndrome occurs when an individual receives an extra 21st chromosome.
What is kliefelters syndrome?
Klinefelter syndrome is a genetic condition that results when a boy is born with an extra copy of the X chromosome. Klinefelter syndrome is a common genetic condition affecting males.
What condition is caused by a chromosome going the wrong way during genetic formation producing a zygote with an extra chromosome?
An abnormal number of chromosomes is called aneuploidy. If a chromosome has 3 of its kind, it is trisomic. The exact condition depends on which gene has the extra chromosome.
A diploid cell missing a chromosome is called a?
The condition in which a diploid cell is missing a chromosome or has an extra chromosome is called aneuploidy.
If a human gamete with an extra chromosome participated in fertilization with a normal human gamete what condition results?
A trisomy. Trisomies are usually fatal in all chromosome pairs except 5, 13, 21 (these cause Down syndrome), and 23 (The chromosome pair that determines gender)
Trisomy is a mutation that results in a cell having an extra?
A trisomy is a condition in which a person has three copies of a chromosome instead of the usual two copies. A person can have full trisomy (three copies in every cell) or mosaic trisomy (three copies in some cells but not all).
A congenital endocrine condition caused by the presence of an extra X chromosome is?
DOWNS Syndrome.
Will a child have autism if an extra chromosome is on the 21 pair?
no, an extra copy of chromosone 21 causes down syndrome
What chromosomes do you get an extra copy for in humans that results in Down syndrome?
Down Syndrome is caused by a triplication of the 21st chromosome.
What is the medical condition mosaicism?
A type of trisomy, where only some of the cells in the body have the extra chromosome.
What condition occurs when a person's cells have an extra copy of chromosome 21?
down syndrome !! hope this helps
