hat is chromosome disjunction and the effects of non-disjunction?

Q: What is a chromosome walking?

A: The genome of an organism is defined as the whole genetic information that is inherited from one…

Q: Describe how chromosome number disorders arise ?

A: Chromosomal disorders for example Turner syndrome,  Down's syndrome, Edward's syndrome, klienfelter…

Q: What is meant by a sexlinked gene?

A: Chromosomes are filamentous bodies present in the nucleus. They are composed of DNA…

Q: What are some chromosome 20 disorders?

A: Chromosomes are long thread-like structures that carry coded genetic information in the form of DNA.…

Q: What are some chromosome 19 disorders?

A: Chromosome 19 is one of the 23 pairs of chromosomes in human that likely contains about 1,500 genes.…

Q: Define chromosome painting.

A: A chromosome is a long DNA molecule with some part of all genetic material. Most of the chromosome…

Q: What are some chromosome 21 disorders?

A: DNA the genetic element is condensed and tightly packed as chromatin fibers in chromosome. Humans…

Q: Why is the incidence of survivable genetic disorders involving deletions of parts of chromosomes so…

A: Deletions are the genetic aberrations or mutations in which a sequence of DNA or a segment of a…

Q: What are chromosome 13 characteristics?

A: In all the living organisms, the genetic material is organized into a specific structure known as a…

Q: What are some chromosome 22 disorders?

A: Chromosome disorders can be classified into two main types namely numerical and structural.…

Q: What is the spreading phase of X-chromosome inactivation? Whydo you think it is called a spreading…

A: Heterochromatization of one X chromosome begins in the late blastocyst stage of the embryonic life.…

Q: What are chromosome 9 characteristics and where does chromosome 9 represent?

A: The humans consist of 46 chromosomes in each cell that are divided into 23 pairs.  There are two…

Q: where is chromosome 17 located?

A: Chromosomes are a compact form of DNA wrapped around some proteins and are generally present in a…

Q: What are some chromosome 15 disorders?

A: Chromosome 15 is one of the 23 pairs of chromosomes in human that likely contains about 600 to 700…

Q: Which genetic disease is caused by the dysfunction of the 13th chromosome?

A: Chromosome 13 is one of the 23 sets of chromosomes in people. Individuals regularly have two…

Q: What is pseudodominance and how is it produced by a chromosome deletion?

A: The expression of typically recessive transformation that is created when the dominant wild sort…

Q: What are some chromosome 17 disorders?

A: Chromosome is a compact structure of a DNA molecule wrapped around some proteins. It is generally…

Q: What is the chromosome abnormality in cri du chat syndrome?

A: Cri-du-chat syndrome, commonly known as 5p- (5p minus) syndrome. Infants with this syndrome…

Q: What are some chromosome 18 disorders?

A: Chromosomes are thread-like structure, which are composed of nucleic acids and protein. They are…

Q: How does chromosome painting work?

A: Chromosome Painting, or FISH (Fluorescence In Situ Hybridization) is the powerful method used to…

Q: Which chromosome rearrangements can cause deletions and duplications?

A: A chromosome is a thread like structure present in the nucleus of the cell. It contains the DNA and…

Q: what criteria or features are used to identify each chromosome by number?

A: The basis of cytogenetics is laid on the study of chromosomes. The isolation and identification of…

Q: What is 18th chromosome abnormality?

A: The chromosomes are the thread like structure that contains hereditary information in the form of…

Q: What is chromosome 15 abnormality?

A: Chromosomes are long thread-like structures that carry coded genetic information in the form of DNA.…

Q: What occurs during duplication chromosomal mutation?

A: Mutations are defined as sudden heritable change which alters the expression of a gene.

Q: What is chromosome 12 deletion effects?

A: Chromosomes are long thread-like structures that carry coded genetic information in the form of DNA.…

Q: What are the primary and the secondary constrictions of a chromosome? What is the other name given…

A: Chromosomes have constrictions on their centromere regions. This constriction is known as primary…

Q: where is chromosome 16 located?

A: Chromosomes are thread like structures composed of DNA. In eukaryotic cell, chromosome is associated…

Q: Why is the incidence of survivable genetic disorders involving deletions of parts of chromosomes so…

A: Deletion is a type of mutation in which a part of DNA molecule is not copied during DNA replication.…

Q: What is inversion heterozygote?

A: Inversion is a chromosomal rearrangement when a segment of chromosome breaks and then rejoins in…

Q: A girl and a boy were born to a young married couple. The girl is absolutely healthy. The…

A: Humans have a total of 46 chromosomes in the nucleus. The 44 chromosomes are autosomal chromosomes…

Q: What is the 2n chromosome number of Valanga?

A: Genetic material are the means by which hereditary information is passed on from one generation to…

Q: What is the inactivation of the X chromosome? What is a Barr body?

A: It is believed that women are more susceptible to X chromosome inactivation than men are. X…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.