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

Q: What are polytypic genes?

A: Genes are defined as the building blocks and the coded information that defines the complete physico…

Q: Give several examples of chromosome number disorders.

A: Genetic disorders are defects that are caused by any genetic mechanism like mendelian genes ,multi…

Q: What is tandem and non tandem duplication?

A: A major mechanism by which new genetic material is produced during molecular evolution is gene…

Q: What is the effect of inversion mutation?

A: Mutation is a change in the sequence of genetic material either due to the mistake in replication or…

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 is the difference between a lesion and an ablation?

A: Cells are the structural and fundamental units of life. Cells that possess similarity in structure…

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: List the genetic disorders resulting from chromosome deletions:

A: The genetic disorders are caused due to absence or excess or abnormal arrangement of one or more…

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: What is a haplotype? How do different haplotypes arise?

A: A cell with one set of chromosomes is called haploid. This term can also be used to refer the number…

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: physical appearances of individuals affected by the abnormality structure of deletion, inversion,…

A: The phenotypes of individuals are effected by numerous factors. As much as it depends on factors…

Q: major factors contributing to the clinical consequences of structural chromosome abnormalities

A: There are three main categories of genetic disorders: chromosomal abnormalities - These types of…

Q: How are genetic variants identified?

A:

Q: What are some chromosome 7 disorders?

A: Mendalian or gene related human disorders are caused due to mutation in single gene. They follow…

Q: What are the half-circle rotations of a chromosomal region?

A: Chromosomes appear at the time of cell division in the form of thread like structures inside the…

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.