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The genetic disorder characterized by varying degrees of mental retardation is known as?

Down syndrome is the genetic disorder characterized by varying degrees of mental retardation. It is caused by the presence of an extra copy of chromosome 21. Symptoms of Down syndrome can vary widely, but intellectual disability is a common characteristic.


Can a raccoon have Down's syndrome?

No, Down's syndrome is only a human genetic disorder. Those with the disorder have an extra chromosome. Raccoons do not get this particular genetic disorder.


What age does down syndrome go away?

Down syndrome is a genetic disorder, a person with this disorder has it for life, it does not go away.


Is Down syndrome considered a neurological disorder?

Yes, Down syndrome is considered a genetic disorder that affects the neurological development of individuals.


What is the genetic disorder for having three 21 chromosomes?

down syndrome


Is Down syndrome a genetic disorder or a chromosome disorder?

Down syndrome is a chromosomal disorder. It is caused by having 1 extra chromosome (chromosome 21).


What can down syndrome be caused by?

Down's Syndrome is caused mainly by a mutation in the gene. It is a genetic disorder, which means it was passed on from parents to offspring.


What is one method to diagnose a genetic disorder such as Down syndrome?

Get a blood test at the doctor.


Which disorder is characterized by an abnormal number of autosomes?

The type of disorder that is characterized by an abnormal number of autosomes is called as "down syndrome." This is even identified when a woman is on her pregnancy stage.


Is Angelman syndrome the same as Down syndrome?

Angelman syndrome is a genetic disorder, as is Down syndrome. But they are not the same. Angelman Syndrome involves a deletion of Chromosome 15, whereas people with Down syndrome have an extra copy of Chromosome 21.


Which one is not a genetic disorder color blindness hemophilia cystic fibrosis down syndrome?

Down syndrome is a polyploidy (three chromosome 21s)and is considered to be a somatic disorder. The other three are genetic because they are present in the form of a defective allele on achromosome.


What is down syndrome disorder?

genetic condition in which a person has 47 chromosomes instead of the usual 46