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Do dyslexic people have extra or less chromosomes than non-dislexic people?
Wiki User
∙ 16y ago
dyslexia is a disorder of the brain not a chromosome problem.
Wiki User
∙ 16y ago
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People with down syndrome have how many chromosomes?
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.
Complete extra sets of chromosomes?
twins
How many chromosomes does a person with edward Syndrome have?
47 chromosomes , the extra one is the pair no# 18
Is cleft lip due to a lack if chromosomes or extra chromosomes?
No , it is caused by a single gene mutation .
Where does the cell pior to undergoing mitosis obtain the extra or additional set of chromosomes?
The extra set of chromosomes is obtained by replicating the original pair. The two chromosomes end up in different cells at the end of mitosis.
What is the diagnostic tool that reveals missing or extra chromosomes and some structural changes in an individual's chromosomes?
Karyotyping
What mutation causes either the inclusion of an extra chromosomes in offspring or the deletion of an entire chromosomes?
non-disjunction
What is the prescence of complete extra sets of chromosomes called?
polyploidy
When a child is born with extra or missing chromosomes?
Mental Retardation.
The failure of replicated chromosomes to separate is called?
The failure of replicated chromosomes to separate is called nondisjunction. This will cause extra or missing chromosomes in the daughter cells.
What has 48 chromosomes?
yes they can, males and females can inherit up to 3 extra sex chromosomes possibly bringing their total count up to even 49 chromosomes.
What type of disorders are karyotyping used to diagnose?
Chromosomal disorders can be observed in a human karyotype. It can show whether there are extra chromosomes, or missing chromosomes, or malformed chromosomes, or whether chromosomes have extra pieces, or missing pieces.
