What is a deletion loop and an inversion loop?  What are the importance of these loops during cell division?

Q: What is autonomous transposition?

A: Transposons are called jumping genes. They were discovered by Barbara McClintock. They are able to…

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 a chromosome walking?

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

Q: What are the number of chromosomes in mouse?

A: Chromosomes are thread-like structures that carry genetic information. Each chromosome consists of…

Q: What three molecular mechanisms alter chromatin structure and are responsible for many epigenetic…

A: Step 1-  A gene is the essential physical and useful unit of heredity. Genes are comprised of DNA…

Q: Define the Random Monoallelic Expression: Inactivation of the X Chromosome ?

A: They were discovered in 1876. These are the tertiary structures of DNA (deoxyribonucleic acid)…

Q: How is FISH used to characterize chromosomal translocations associated with certain genetic…

A: FISH or Fluorescence in situ hybridization is a technique used widely in molecular cytogenetics to…

Q: what is the Mechanism of DNA Replication in DrosophilaChromosomes?

A: DNA replication is the process in which DNA makes a copy of itself by copying a double-stranded DNA…

Q: why The chromatids formed byrecombination within the inversion loop of a pericentric…

A: When the region between two breaks of the same chromosome rotate 180°, it results in chromosomal…

Q: What are the possible structural anomalies of chromosomes during metaphase-anaphase Stages…

A: Karyotyping is the process of matching and ordering all of an organism's chromosomes, resulting in a…

Q: What is the difference between maintenance methylation and de novo methylation? In what cell types…

A: Methylation denotes the addition of methyl groups on a substrate, or substitution of an atom by…

Q: What would happen to a Dicentric chromosome during cell division?

A: DNA is the genetic material in almost all living organisms. It is a very large molecule that is…

Q: How does Somatic Cell Recombination Can Inactivate Genes in Specific Tissues?

A: Somatic cell recombination is a type of gene rearrangement method in which regions of DNA in a gene…

Q: how  does X chromosome inactivation occur?

A: Female mammal's somatic cells contain two X chromosomes. Each of them is inherited from their…

Q: What are non-histone chromosomal proteins?

A: In the nucleus of each cell in higher organisms, the DNA molecule is packaged into thread-like…

Q: where is chromosome 20 located?

A: The deoxyribonucleic acid is the genetic material that is passed from one generation to another…

Q: Define the Chromatin Remodeling ?

A: Genes are the hereditary unit of an organism. The genes have DNA (deoxyribonucleic acid) which code…

Q: which functions do the two telomere-associatedcomplexes, telomerase and shelterin, fulfill at…

A: The telomeres represent the ends of all eukaryotic chromosomes and they serve an important…

Q: What functions do the two centromere-associatedcomplexes, cohesin and the kinetochore, play…

A: Chromosomes are the condensed form of DNA that are formed by the condensation of chromatin material…

Q: What are a deletion loop and an inversion loop? What is the importance of these loops during cell…

A: Introduction Mitosis and meiosis are the two kinds of cell division. When people say "cell…

Q: What are interchromatin compartments ?

A: A cell is comprised of several components including nucleus, cell membrane, and cell cytoplasm.…

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 is chromatin remodeling complex?

A: The complex of proteins and DNA in eukaryotic cells is called chromatin. This is the packed or…

Q: What are chromatin remodeling complexes?

A: Deoxyribonucleic acid or DNA is a double helix nucleic acid structure that carries the genetic…

Q: In X-chromosome inactivation, when is the choice made as to which X chromosome is inactivated? Does…

A: Females have two copies of the X chromosome, producing a double dose of X-linked genes. The…

Q: What is the probability of a mutation occurring within the protein coding region of the human genome…

A: Changes in base sequences in DNA is called mutation. It may due occur due to the exposure of many…

Q: Describe the function of the centromere. How are centromeres different from other regions of the…

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

Q: If a cell is deficient of REC8, how would this affect the chromosome movement during mitosis and…

A: REC8 is a very important component of meiosis specifically the prophase  It forms the pro phase…

Q: What is a centromere made up of and Where is a centromere located?

A: Centromere is a part of eukaryotic chromosomes. It helps the chromosome to bind with spindle fibre.

Q: What cell cycle events will be affected in a cell that produces mutated (non-functional) cohesin…

A: Cohesin is a protein complex that has a major role to play in  cell division processes(mitosis or…

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 chromosome rearrangement is thought to be the source of new genes?

A: Chromosome rearrangement is a change in the order of base sequences along one or more chromosomes.…

Q: What type of chromosome (metacentric, submetacentric, acrocentric, or telocentric) is chromosome 1?…

A: Centromeres consist of a complex blend of DNA and proteins. They are important for cell division and…

Q: Why are the chromosomes replicating? Why is this necessary for the embryo?

A: The fundamental importance of chromosomes is that they contain DNA, or deoxyribonucleic acid, the…

Q: What is difference between kinetochore and centromere?

A: Cell cycle, also known as Cell Division cycle, is a series of events that take place in a cell…

Q: How many DNA molecules are in a mitotic chromosome?How many strands of DNA nucleotides are in a…

A: DNA is deoxyribonucleic acid which contains nitrogenous base pairs, deoxyribose sugar, and phosphate…

Q: What is chromosome 10 deletion do ?

A: Chromosome 10 is one of the 23 pairs of chromosomes in humans. It contains 700 to 800 genes that…

Q: Why is it important for each daughter cell to contain information identical to the parent cell?

A: Mitosis is a type of cell division which results in the formation of two daughter cells with the…

Q: How many centromeres are in a chromosome?

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

Q: What are the different levels of chromosome packaging?

A: Chromatin is a thread-like material present in the nucleus of the non-dividing cell and it is made…

Q: Which cells in the human body undergo mitosis and do you think these cells are genetically identical…

A: Mitosis is that one type of cell division in which one parent cell divide to produce genetically…

Q: what forms during crossing over in prophase 1?

A: Cell division is a process of a parent cell replicating it chromosomal content and dividing itself…

Q: Your somatic cells are diploid. True or False?

A: A somatic cell, or vegetal cell, is any biological cell forming the body of a multicellular organism…

Q: What is the most common autosome aneuploidy?

A: Answer: AUTOSOME ANEUPLOIDY = It is the condition when other than sex chromosomes (X ,Y) autosomal…

Q: Why is a chromosomal fragment without a centromeresubsequently lost and degraded?

A: The changes in the structure of the chromosome and genes are called chromosomal mutations. The…

Q: What are two molecular controls that trigger the onset of different stages of the cell cycle?

A: For making the cell cycle in a forward way, there should be activating acyclin and inactivating the…