What causes Robertsonian translocation?

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: How does gene duplication occur?

A: Gene duplication is the process occurs when an extra copy of gene is produced in the genome of the…

Q: What does the expression linear octad analysis mean?

A: Fungi are eukaryotic heterotrops that grow and form thread like structures called hyphae to form a…

Q: What are polyribosomes?

A: Introduction During active translation, many ribosomes are attached to the mRNA thread, forming a…

Q: What are translocation and deletion events that mayoccur during chromosomal duplication or assembly?

A: Cellular biology explains the events starting from DNA synthesis, to replication, transcription, and…

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 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 do you mean by translocation?

A: DNA is the genetic material in most living organisms. It is the information hub of the cell that…

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: What causes nonreciprocal translocation?

A: All cellular systems are controlled by proteins. Proteins are synthesized by the cell by a process…

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: What is genetic linkage?

A: During the meiosis process of sexual reproduction, DNA sequences that are similar together on a…

Q: What effects of heterozygosity for a deletion?

A: In a spontaneous deletion, 2 chromosomes break to remove the intervening segments. By deletion 1 or…

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: What is an example of translocation?

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

Q: Referring to the Meselson-Stahl experiment, what is the % hybrid (15N - 14N) in the 5th generation?

A: The Meselson-Stahl experiment was able to show that DNA (deoxyribonucleic acid) replication occurs…

Q: How is a cross made in a fungus such as Neurospora?Explain how to isolate asci and individual…

A: Fungi are microbial organisms that are placed under Kingdom Fungi. They are multicellular eukaryotic…

Q: what are 9 Phenotypic consequences of deletion andduplication heterozygosity.?

A: Deletion and duplication are the processes which results in chromosomal abnormalities. These are…

Q: What is a Robertsonian translocation?

A: Translocation can be defined as the movement of deoxyribonucleic acid (DNA) sequences in between two…

Q: The more dangerous type of translocation?

A: Translocation is the process of rearrangement of chromosomes in a out of phase and irregular manner…

Q: Robertsonian translocation is  balanced or unbalanced?

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

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 DNA sequence feature is required for a G-quadruplex to form?

A: G-quadruplex formed are formed in telomeric sequences which are highly polymorphic. A four repeat…

Q: what is Unequal crossing-over between duplications ?

A: Crossing over is the process during which the non-sister chromatids of a homologous pair of…

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 is the chromosome abnormality in fragile X syndrome?

A: Moderate mental retardation in affected individuals and mild cognitive impairment in affected…

Q: What causes reciprocal translocation?

A: Translocation is a type of chromosomal abnormality in which a chromosome breaks and a portion of it…

Q: How translocation Down syndrome arises?

A: Down’s syndrome is a genetic disorder that occurs mostly in children. It leads to intellectual…

Q: Is Robertsonian translocation reciprocal?

A: Chromosomes are thread-like structures that are located in the nucleus. It is composed of protein…

Q: What are the possible effects of chromosomal rearrangements?

A: In genetics, a chromosomal rearrangement or Any alternation in the sequence of nucleotide in the…

Q: What are  duplication chromosomes ?

A: Chromosomal aberrations are changes in the number and arrangement of genes in the chromosomes. They…

Q: Explain the nonhomologous end joining ?

A: Introduction Being nonhomologous means having a genetic makeup that is dissimilar.

Q: What is tandem gene duplication?

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

Q: What is nonautonomous transposition?

A: Transposition refers to the translocation in which the segment of the chromosome is relocated…

Q: What is the difference between a paracentric and a pericentric inversion?

A: Chromosomes are thread-like structures situated inside the nucleus of plant and animal cells. Each…

Q: What is the approximate size of chromosome 7 inMb?

A: Chromosomes are thread-like structures that are located in the nucleus. It is composed of protein…

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 law of the superposition?

A: Answer - The law of superposition is a law of stratigraphy science

Q: what are Lethal effects of homozygosity for a deletion

A: Lethality is associated with the deletion. Deletion is a type of chromosomal rearrangement that…

Q: what is Robertsonian translocations ?

A: A chromosomal abnormality or chromosomal disorder is a missing, extra, or irregular portion of…

Q: What is molecular homoplasy?

A: Evolution is the process of change in characteristics of an organism that are a result of the…

Q: What is a balanced chromosomal rearrangement?

A: Chromosomes carry the genetic material DNA. Chromosomes may undergo rearrangements that are the…

Q: What the term Translocation defines in the context of chromosomal ?

A: A chromosome is a lengthy DNA molecule that contains all or parts of an organism's genetic material.…

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.