What is genetic mosaicism and how does it arise?

Q: How can gene duplications occur?

A: An extra copy of the gene is produced in the genome of the organism by the various process is known…

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: where and when recombination occurs?

A: Recombination is the process in which DNA segments are nicked and then recombined to form new…

Q: What are the advantages and disadvantages of law of segregation?

A: Genetics is the branch of biology that deals with the study of genes, their inheritance patterns,…

Q: How do you determine gene linkage?

A: Genes are the structural and functional units of heredity that carry coded genetic information in…

Q: How Does Normal Yeast Genes Can Be Replaced with Mutant Alleles by Homologous Recombination?

A: The process of recombination aids in the process of replacement of certain genes in the recombinant…

Q: Why are the nonrecombinant offspring more common than the recombinant offspring?

A: Reproduction is a natural process in which offspring’s are produced from the parents. Reproduction…

Q: What phenomenon explains why the maximum percentage of recombinant offspring does not exceed 50%?

A: The pieces of DNA are broken then recombined and new combination of alleles are produced. This…

Q: Explain about somatic mosaicism ?

A: BASIC INFORMATION  MUTATION  It is sudden or discontinuous variation These changes occurs in the…

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: how Twin Spots Indicate Mosaicism Caused byMitotic Recombination?

A: Recombination is the mixing of the sequences present on the homologous chromosomes. The…

Q: What are Neomorphic alleles?

A: The neomorphic mutation is a type of mutation in which the altered gene product possesses a novel…

Q: What is the diagnostic test for linkage?

A: Chromosomes are the condensed form of DNA that carry all the genes.  Genes are represented in the…

Q: What is the advantage of genetic recombination?

A: A gene is a unit of hereditary present in thousands of numbers on the helical strands of…

Q: What is linkage disequilibrium? How does it result in haplotypes?

A: Genetic linkage refers to the close association of genes chromosome that are located close to each…

Q: What is an example of translocation?

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

Q: Explain  is the principle of segregation? Why is it important?

A: Mendel discovered three laws of inheritance that defined the transfer of genetic characteristics…

Q: What are somatic hybridisation?

A: The term somatic refers to the type of cells present in the body of an organism. Cell is the…

Q: What is mosaicism ?

A: Genetics is a science of study of genes. It involves the identification of specific genes for…

Q: What is Locus heterogeneity?

A: Inheritance of genetic diseases follows a simple Mendelian pattern of inheritance. Its study is…

Q: What are multiples allels?

A: Gregor Mendel knew how to keep things basic. In Mendel's work on pea plants, every gene came in only…

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 the recombination frequency?

A: Escherichia coli B is known to be the permissive strain for rII mutants since they permit the growth…

Q: what is  a reductional division.?

A: Introduction  Cytology deals with the study of cell such as cell morphology, physiology etc. As we…

Q: What is recombinationfrequency?

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

Q: How does the process of recombination add to the observed genetic variation of daughter cells?

A: Genetic recombination is a complicated process  defined as the exchange of genetic material between…

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: How many chromosomes are involved in duplication?

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

Q: What is family pedigree studies ?

A: Family assessment tools are the tools used to gather information about an individual and their…

Q: What are main differences between Hypermorphic and  antimorphic?

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

Q: What does genetic heterogeneity mean?

A: The genetics is the branch of biology that deals with the study of genes, genetic variation and…

Q: What is mosaicism and how does it occur?

A: The process of Mosaicism can be understood on the basis of the presence of  2 or more genetically…

Q: Which individuals can be termed as clones?

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

Q: what is Homologous Recombination at the DNA Level

A: Recombinations is a large scale rearrangement of a DNA molecule that involves the breakage and…

Q: What is nonhomologous recombination?

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

Q: Why are interspecies hybrids usually sterile? How can the sterility of interspecies hybrids be…

A: Why are interspecies hybrids usually sterile? ANSWER:- Interspecies hybrids are usually sterile…

Q: what are recombination nodules?

A: Recombination is the main mechanism by which variation is introduced into population. Genetic…

Q: What are chromosomes that carry a mix of alleles derived from different homologs?

A: The thread-like structure present inside the nucleus of organisms is called a chromosome. It is…

Q: What is the difference between recombination and crossing over?

A: The study of genetic variations, heredity, and genes is called genetics.

Q: what are the   Types of duplication chromosomes.

A: Chromosomal abnormality refers to the various alterations in the chromosomes that include an extra,…

Q: Why are some crosses not performed in a complementation matrix?

A: Complementation is the capacity of 2 mutants in combination to reinstate the normal phenotype. The…

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 cross between single trait hybrids?

A: Monohybrid cross involves crossing of parents with contrasting characters for single trait. Mendel…

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.