What makes up a yeast artificial chromosome (YAC)?

Q: Stable transmission of linear yeast artificial chromosomes(YACs) requires?

A: Yeast artificial chromosomes (YACs) are genetically engineered chromosomes derived from the DNA of…

Q: What is the function of telomerase?

A: The deoxyribonucleic acid (DNA) is the hereditary material that transmits the genetic information…

Q: What is the principle of fluorescent in situ hybridization (FISH) and chromosome painting?

A: Fluorescent in situ hybridization (FISH) and chromosome paintings are genetic techniques used for…

Q: What functions does supercoiling serve for the cell?

A: Supercoiling refers to a double helix of DNA that has undergone additional twisting in the same…

Q: Is chromosome deletion equivalent to a frameshift mutation (discussed in Chapter 13)? Why or why…

A: A frameshift mutation is occurred due to insertion or deletion of a number of nucleotides which are…

Q: Describe the structure of nucleosome ( please keep it short as much as you can ).

A: A nucleosome is a basic structural unit of eukaryotic chromatin . It consists of approximately 150…

Q: What is the relation between genome size and gene number in prokaryotes?

A: GENOME SIZE Genome size refers to the amount of DNA contained in a haploid genome expressed either…

Q: What does telomerase use as a template to make DNA?

A: DNA (Deoxyribonucleic acid) is the hereditary material present in most of the living organisms,…

Q: What is polyribosome? How does its formation differ in prokaryotes and eukaryote?

A: Polyribosome or polysome is a cluster of ribosomes linked together by a molecule of messenger RNA…

Q: How does the yeast Ty element transposes through an RNA intermediate?

A: The Transposable elements are classified into two classes on the basis of the mechanism of…

Q: What is clone in terms of cells?

A: Introduction  All cells with some exceptions undergo cell division in order to multiply. During cell…

Q: How Does Yeast transformation experiments were used to identify the functional chromosomal elements…

A: The genetic cell alteration that results from exogenous genetic material direct uptake or…

Q: It is possible to take the DNA of a gene from any source and place it on a chromosome in the nucleus…

A: Recombinant DNA technology is the process in which the recombination of genetic material takes place…

Q: What is a telomere problem and how is telomerase useful in this context?

A: Telomere is the sequence of repetitive nucleotides present at the ends of the chromosomes. Telomeres…

Q: Yeast artificial chromosome how the synthesised?

A: Yeast artificial chromosome (YAC) is a human-engineered DNA molecule used to clone DNA sequences in…

Q: How does RNA machinery maintain pericentric heterochromatin around the centromeres of eukaryotic…

A: Heterochromatin is densely packed and inaccessible to transcription factors. Therefore…

Q: How was it determined that DNA resides in the nucleus of eukaryotic cells?

A: Cell is the structural and functional unit of life. The cell forms the basis of life. Inside the…

Q: A synthetic chromosome lacking most intergenic sequencesfunctions normally. Such synthetic…

A: Yeast artificial chromosomes are Linear DNA fragments that can be replicated in yeast. It Contains…

Q: What is mutation in yeast?

A: Yeast is a eukaryotic unicellular organism that belongs to the kingdom Fungi. These organisms are…

Q: What eukaryotic process requires chromatin remodeling?

A: Chromatin remodeling is the chromatin rearrangement from a condensed condition to a…

Q: What is the difference between isoschizomer and neoschizomer?

A:

Q: Which genomes are larger, those of chloroplasts orthose of mitochondria? How does your genome…

A: Genome refers to the complete set of the DNA (Deoxy ribonucleic acid) of an organism).

Q: What is the difference between facultative and constitutive heterochromatin?

A: The chromosomes are thread like structure that carries hereditary information in the form of genes.…

Q: Which structure in the eukaryotic chromosome is about 11 nm in diameter, contains 8 histone proteins…

A: In eukaryotes, all of the cell's chromosomes are stored inside a structure called the nucleus. Each…

Q: What is the unit of a genetic map?

A: Genetic map:   Gene mapping as the name suggests that it is the map of genes that are present inside…

Q: How does the 1200-μm-long chromosome of E. coli fit into a bacterial cell 2.0 * 0.5 μm long?

A: Escherichia coli is a Gram-negative, rod-shaped bacterium. It is a facultative anaerobe that is…

Q: What percentage of the DNA sites in yeast are accessible, assuming that the fraction of sites…

A: Yeasts are the microorganism that come under kingdom fungi. Yeast are usually single celled.

Q: What is the difference between an autonomous and a nonautonomousTE? Is it possible for nonautonomous…

A: Transposable elements are also called jumping genes that have the tendency to move from one location…

Q: What are euchromatin with rexamples?

A: Chromatin is the complex formed by the condensation of DNA and histone proteins. It is involved in…

Q: How can we tell whether two human proteins are paralogs or whether a yeast protein is the ortholog…

A: The sequence homology data of sequences of different organisms helps to find the evolutionary…

Q: What is the role of the enzyme telomerase? In what kind of cell is it normally most active and most…

A: Telomerase is the enzyme responsible for adding telomeres to DNA. The ends of chromosome are called…

Q: In eukaryotes, sexual reproduction is the main process by which new gene combinations are generated.…

A: Genetic material passes on from parents to offspring along with the information loaded in the form…

Q: What is the difference between a cell strain, a cell line, and a clone?

A: All living organisms are made up of highly organized structures known as cells and the cells are…

Q: Among the mechanisms of gene transfer in bacteria, which one is capable of transferring the largest…

A: There are three methods of gene transfer in bacteria.TransformationTransductionConjugation

Q: What are silent features of rice genome?

A: Rice or Oryza sativa is the most widely consumed food crop of the world that feeds almost half of…

Q: What is the difference between a paralog and an ortholog?

A: Phylogeny: It is the study of relationships among different organisms and their evolutionary…

Q: Explain why can a clone can be produced from a single body cell adult?

A: Clones are organisms shaped by the asexual technique of replica. it's the assembly of a replacement…

Q: How Is DNA Replicated in Eukaryotic Cells?

A: DNA replication is the process in which a double-stranded DNA molecule is copied and produce two…

Q: To make Dolly the clone, they first isolated a cell from where?

A: Dolly ,a sheep created or made by the fusion of mammary gland nucleus to the enucleated egg cell of…

Q: Explain the special mechanism used to replicate chromosome ends

A: End replication problem occurs in the linear eukaryotic chromosomes where the ends of chromosomes…

Q: How can the same modification of the standard genetic code happen in two organelle genomes…

A: Introduction: Sequence of nucleotides that make DNA or RNA is called gene which is responsible for…

Q: Outline the processes that make a bacterial chromosomemore compact.

A: Bacteria are the most important microorganisms to the food processor. Some bacteria are beneficial…

Q: Why is chromatin packaging important?

A: Chromatin is a material that makes up the chromosomes consisting of DNA and proteins. DNA is the…

Q: How are nucleosomes arranged in condensed 30-nm fibers?

A: The main aim of coiling and various kind of measures undertaken, making a complex structure of DNA…

Q: What information would you need to tell whether the leading and lagging strands in yeast are…

A: DNA is replicated from the parent strands to form daughter strands. The synthesis of the new DNA…

Q: ate on the process of euchromatin and heterochromatin during the chromosome compaction.

A: The nucleus of well define cell that is eukaryotic and contains highly compressed deoxyribonucleic…

Q: What is microsatellites or short tandem repeats (STRs) ?

A: Biology terms are fundamental concepts and terms used in biology, which is the study of life and…