What is Robertsonian translocation Down syndrome?

Q: What is the name of first clones sheep?

A: A clone is an organism or cell, or group of organisms or cells, produced asexually from one ancestor…

Q: What happens during duplication?

A: Mutations are defined as the permanent change in the DNA’s base sequence. An agent that causes…

Q: describe what is CNVCopy number variant?

A: The human genome consists of 6 billion chemical bases or nucleotides of DNA packed into two sets of…

Q: What are the effects of duplication mutation?

A: Mutations are the alterations or the changes that occur in the DNA. Mutagens are the agents that are…

Q: What is geneticequilibrium?

A: An allele is an alternate version of a gene as a gene usually two copies of a gene on due to 2…

Q: What is reverse tandem duplication?

A: Duplication is a type of mutation, which involves the production of one or more copies of a gene or…

Q: What is pseudoagouti (highly methylated) phenotype ?

A: Phenotype generally refers to the observable characteristics of an organism. It is generally…

Q: How do translocations in which no genetic information is lost or gained produce phenotypic effects?

A: Translocation is caused Due to separation of a chromosome segment and its union to a nonhomologous…

Q: describe some of the human genetic disorders that are caused by nondisjunction?

A: Step 1 Nondisjunction is the non separation of homologous chromosomes during anaphase I that brings…

Q: Name the type of translocations and explain their mechanism of occurrence.

A: Translocations were discovered for the first time in the late nineteenth and early twentieth century…

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: Explain why recombination is suppressed in individuals heterozygous for paracentric and pericentric…

A: Mutations are the alterations or the changes that occur in the DNA. Mutations are variations in…

Q: What are holandric genes?

A: Holandric genes are genes that are found on the Y chromosome that are not homologous to any other…

Q: What is terminal deletion in genetics?

A: A single break may cause terminal deletion; but, due to the need for specific chromosome tips…

Q: What is an example of translocation?

A: Translocation is a chromosomal aberration in which two non-homologous chromosomes exchange their…

Q: Distinguish between a translocation and an inversion.

A: Introduction  Mutation: any changes in the sequence in the genetic material which leads to disorders…

Q: What is a segmental duplication?

A: DNA is the genetic material present within the nucleus in the cell. It maintains the heredity of the…

Q: What is the most convenient way of understanding a testcross problem in genetics?

A: In genetics, test cross is the breeding of an individual with a phenotypically recessive individual,…

Q: Robertsonian translocation is  balanced or unbalanced?

A: "Robertsonian translocation" is a type of translocational chromosomal aberration in which…

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 is recombinationfrequency?

A: A linkage map is a chromosomal map that indicates the genes of species and variously related…

Q: What is the difference between reciprocal and nonreciprocal translocation?

A: A type of chromosomal rearrangement like inter-chromosomal or intra-chromosomal is known as…

Q: What are recombinant types?

A: A cell or organism that benefits from recombination as its genetic complement. The genetic material…

Q: Under what circumstances could nonhomologous endjoining be said to be error prone?

A: A gene is the essential physical and functional unit of heredity. They are comprised of DNA…

Q: What is genomic imprinting and what are three diseases associated with genomic imprinting?

A: The complete set of genes in a living things is called genome. It is made up of DNA or RNA( in…

Q: What are the culprit chromosomes (causative agents) in Down, Klinefelter and Turner syndromes

A: The chromosomal disorders occurs when there are one or more extra chromosomes in a cell or an extra…

Q: What is genomic instability? Give some ways in which genomic instability may arise.

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

Q: What is tandem gene duplication?

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

Q: Define reciprocal translocations

A: In nucleus of a cell – DNA is present in form of chromosomes. These are compact structure of DNA…

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.