0
Which chromosomal defect is caused when part of a chromosome breaks off at either end and attaches to another chromosome?
Wiki User
∙ 9y agoWant this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
If Rett syndrome is a chromosomal abnormality what is the abnormality?
Rett syndrome is not primarily caused by a chromosomal abnormality, but rather a genetic mutation in the MECP2 gene located on the X chromosome. This gene provides instructions for making a protein that is important for brain development. Mutations in the MECP2 gene disrupt the production of this protein, leading to the characteristic features of Rett syndrome.
What is it called when one chromosome breaks off and is added to a different chromosome?
translocation i'm doing the same worksheet for my finals study guide, and in my book it discussed this.
What diagram models deletion in which a chromosomes breaks and a piece of DNA is lost?
A deletion mutation is best represented in a karyotype diagram, where a section of a chromosome is missing or deleted. This is shown as a gap or break in the chromosome. Alternatively, a chromosomal ideogram can also illustrate a deletion by displaying a portion of a chromosome missing or shortened.
What results if a fragment of a chromosome breaks off and then reattaches to the original chromosome at the same place but in the reverse direction?
This is a type of chromosomal rearrangement called an inversion. Inversions do not typically result in the loss or gain of genetic material, but can affect gene expression by disrupting the normal order and orientation of genes. Inversions can be inherited or arise spontaneously during cell division.
What is the DNA chromosome called that breaks off and reattaches to a homologous chromosome that is paired up in meiosis?
This is a type of mutation called translocation.
If a piece of DNA breaks off a chromosome and attaches itself to a nonhomologous chromosome at another location what type of change has occured?
If a piece of DNA breaks off a chromosome and attaches itself to a nonhomologous chromosome at another location translocation is the type of change that has occurred. The chromosomal pieces are moved to a new location.
What do the four types of chromosomal mutations do?
The four types of chromosomal mutation are deletion, duplication, inversion and trasnlocation. Deletion is the loss of all or part of a chromosome. Duplication is where a segment of a chromosome is copied. Inversion is where a section of a chromosome is reversed. Translocation is the process in where a part of one chromosome breaks off and attaches to a non-homologous chromosome.
What are four types of chromosomal mutations?
Four types of chromosomal mutations are Down syndrome (which is a mutation in which there are three copies of chromosome 21), Kinefelter Syndrome (which is a mutation in which a male has an extra X-chromosome), Turner Syndrome (which is a mutation in which a female is missing an X-chromosome), and Patau Syndrome (which is a mutation in which there are three copies of chromosome 13).
4 chromosome mutations?
Deletion: Part of a chromosome is missing. Duplication: A segment of a chromosome is copied multiple times. Inversion: A segment of a chromosome is reversed in orientation. Translocation: Part of a chromosome breaks off and attaches to another chromosome.
If Rett syndrome is a chromosomal abnormality what is the abnormality?
Rett syndrome is not primarily caused by a chromosomal abnormality, but rather a genetic mutation in the MECP2 gene located on the X chromosome. This gene provides instructions for making a protein that is important for brain development. Mutations in the MECP2 gene disrupt the production of this protein, leading to the characteristic features of Rett syndrome.
What occurs when a segment breaks of chromosome breaks off and reattaches to another chromosome?
This is known as a chromosomal translocation, which can result in genetic material being exchanged between chromosomes. Translocations can lead to disruptions in gene expression and potential genetic disorders. Depending on the specific genes involved, translocations can have diverse effects on an individual's health.
When part of a chromosome breaks off and is added to a diffrent chromosome the result is?
I think this might be called chromosomal rearrangement, and this caused genetic variation in individuals, because a new segment of DNA is being inserted into a random spot on the chromosome, creating a new genetic sequence in that area. Its Translocation.
What is the difference between nondisjunction and translocation mutations?
Nondisjunction is a mutation where chromosomes fail to separate properly during cell division, leading to an abnormal number of chromosomes in daughter cells. Translocation is a mutation where a segment of one chromosome breaks off and attaches to another chromosome, potentially disrupting the normal genetic sequence.
What is it called when one chromosome breaks off and is added to a different chromosome?
translocation i'm doing the same worksheet for my finals study guide, and in my book it discussed this.
The chromosome abnormality that occuswhen part of one chromosome breaks off and is add to a different chromosome is?
Translocation
What diagram models deletion in which a chromosomes breaks and a piece of DNA is lost?
A deletion mutation is best represented in a karyotype diagram, where a section of a chromosome is missing or deleted. This is shown as a gap or break in the chromosome. Alternatively, a chromosomal ideogram can also illustrate a deletion by displaying a portion of a chromosome missing or shortened.
The difference between deletion duplication inversion and translocation?
Deletion is the loss of a segment of DNA, duplication is the replication of a DNA segment, inversion is the flipping of a DNA segment, and translocation is the movement of a DNA segment to a new location in the genome. These are all types of structural variations that can lead to genetic disorders or diversity in populations.
