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47There are 47 chromosomes in someone with Down syndrome; the 21st pair has an extra chromosome. Most people have 46 chromosomes.

Down syndrome is also known as "Trisomy 21" - a reference to the fact that someone with Down syndrome has 3 pairs of chromosomes on their 21st pair.

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How many chromosomes are present in each cell in this human?

There are 46 chromosomes in a normal human cell and 23 in the sex cells. People with down syndrome has 47 chromosomes.


How many chromasomes do kids with down syndrome have?

47 chromosomes


What is a disease caused by having too many chromosomes?

down syndrome


How many chromosomes does a person with down syndrome?

Down syndrome is when you have a trisomy of chromosome number 21. So that means they have 47 chromosomes. An older name for Down Syndrome is Mongolism. That was considered a racist term because it made fun of the features of people from Mongolia. Its use was dropped in 1965 after a delegate from Mongolia asked that the name be dropped as a medical term.


How many chromosomes are in a down syndrome affected cell?

Forty-seven. In Down syndrome, there is an extra 21st chromosome. It is also known as Trisomy 21.


How many chromosomes does a person with Down Syndrome have?

Down Syndrome is when you have a trisomy of chromosome number 21. So that means they have 47 chromosomes. An older name for Down Syndrome is Mongolism. That was considered a racist term because it made fun of the features of people from Mongolia. Its use was dropped in 1965 after a delegate from Mongolia asked that the name be dropped as a medical term.


Can a girl with down syndrome have a boyfriend?

Yes, a girl with Down syndrome can have a boyfriend, and many do. People with Down syndrome have the same relationship needs as people without Down syndrome.


How many people in Connecticut have Down Syndrome?

Sierra Kyla and Justin have down syndrome


How many chromosomes are found in a nerve cell of a down syndrome person?

The same as all of the other cells.


Can adults with Down's syndrome find work?

Yes many people with Down's Syndrome work.


What kinds of diseases can you get from having too many chromosomes?

Having too many chromosomes, a condition known as aneuploidy, commonly leads to genetic disorders such as Down syndrome (trisomy 21), Edwards syndrome (trisomy 18), and Patau syndrome (trisomy 13). These conditions can result in a range of physical and developmental challenges, impacting an individual's health and well-being.


How many diploid chromosomes does a downs syndrome boy have?

47 chromosomes