Compare heterochromatin and euchromatin. What are the differences between them?

Q: explain Scope of heterochromatin effects?

A: Chromatin means DNA +proteins (histones) or histones combine with DNA known as chromatin. Both the…

Q: Describe chromatin when the CpG islands are methylated?

A: The eukaryotic chromosome is made of half DNA and half proteins. Out of total proteins, one half is…

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: Define facultative heterochromatin

A: Introduction  Heterochromatin: it is highly condensed region of the chromatin which remains…

Q: Draw the structure of nucleosomes?

A: In eukaryotes, long size DNA is accommodated in a very small nucleus through packaging or compaction…

Q: Let’s suppose you have isolated chromatin from some bizarre eukaryote that has a DNA linker region…

A: The DNA (deoxyribonucleic acid) of non-dividing and interphase cells exists in the form of…

Q: Consult Figure 2. Would you consider this figure to be depicting euchromatin, or heterochromatin,…

A: Chromatin exists as euchromatin or heterochromatin. Euchromatin are loosely bound,less condensed,…

Q: Explain the term heterochromatin ?

A: Deoxyribonucleic acid (DNA) is a double stranded polynucleotide chain. Both the strands coil around…

Q: What two properties, one structural and one functional,distinguish heterochromatin from euchromatin?

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

Q: scribe how the acetylation of core histones may loosen chromatin packing.

A: DNA is the genetic material is usually found in all prokaryotic and eukaryotic cells. DNA is made up…

Q: Distinguish between heterochromatin and euchromatin.

A: Two types of chromatin (euchromatin and heterochromatin) are distinguishable during the interphase.…

Q: Research has shown that more mutations accumulate in regions of a chromosome that consist of compact…

A: Mutations are defined as an error that occurs in DNA copying during cell division which changes the…

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: Explain the properties of nucleosomes ?

A: The nucleosome is the fundamental subunit of chromatin. It helps in compaction of long eukarytic…

Q: Which histone helps stabilize the solenoid structure of eukaryotic chromatin?   H4 H3 H2B H2A H1

A: Nucleosome are the just like a rounded ball which is wrapped by rope and are numerous in number . It…

Q: Define the heterochromatin ?

A: The chromosomes in the cell nuclei can be seen in different sizes and shapes through out the cell…

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: Differentiate between the Euchromatin and Heterochromatin

A: Chromatin is a complex of DNA and protein found in eukaryotic cells. Its primary function is…

Q: Describe nucleosome supercoiling and its relationship to the radial loop–scaffold model of chromatin…

A: DNA being a large molecule, is packed with histone proteins to form a very compact structure known…

Q: How many nucleosomes form the “width” of the 300 Angstrom fiber, in chromatin packaging?

A: Each chromosome consists of a single, enormously long linear DNA molecule associated with…

Q: Explain the channels of the interchromatin compartments ?

A: The nucleus is the most important organelle present in the eukaryotic cells and is made up of a…

Q: What is the purpose of heterochromatin and does heterochromatin transcribed?

A: Heterochromatin is a condensed or tightly packed form of DNA that comes in multiple varieties. These…

Q: Describe constitutive heterochromatin and facultative heterochromatin. Based upon this information,…

A: A nucleic acid is a linear polymer of nucleotides that carries the cell's information. DNA…

Q: Compare and contrast Heterochromati Euchromatin, Give at least 5 difference

A: A complex of DNA and proteins that forms chromosomes within the nucleus of eukaryotic cells is known…

Q: explain how  is DNA packaged into a chromosome?

A:

Q: Some portions of the chromosomes are coiled with inactive genes as electron- dense masses of…

A: DNA(deoxyribonucleic acid) is a molecule comprised of two polypeptide chains that coil around each…

Q: A polyribosome helps the cell to make multiple copies of the same polypeptide in a shorter time…

A: Ribosomes are present in the cytoplasm and on the surface of the nuclear envelop and endoplasmic…

Q: discuss the possible interaction of transplatin with DNA

A: The stereoisomer of cisplatin is transplatin. Its chemical name is trans-diamminedichloroplatinum…

Q: how Heterochromatin can turn o adjacent genes.?

A: Heterochromatin is a type of chromatin. Chromatin is a structure of DNA wrapped around histone…

Q: The structure that gives terminal : stability of chromosomes is

A: A chromosome is a thread-like structure that is composed of DNA. They are found in the nucleus of…

Q: What is the molecular basis of genetic information?   base sequences   sugar-phosphate backbone…

A: The molecular basis of genetic information is base sequences . The genetic information must be…

Q: Histone _______ is not part of the histone octamer, but binds to linker DNA and is responsible for…

A: Histones are a family of basic proteins that associate with DNA in the nucleus and help condense it…

Q: Some portions of the chromosomes are coiled with inactive genes as electron-dense masses of…

A: Packaging of DNA: The DNA in eukaryotes is assembled into chromatin, which are complexes made of…

Q: What is the basic difference between DNA, gene, chromosome, & chromatin? If chromosome does not…

A: DNA: DNA molecule is composed of 2 polynucleotide chains having anti-polarity that coil around each…

Q: Put the following levels of chromosome organization in order from least complex (least packaged…

A: The word chromosome arises from the Greek word chroma means color and soma which means body because…

Q: Describe how scientists use position effect variegationto study the mechanisms underlying the…

A: Position effect is described as the effect observed on the gene expression when there is a change in…

Q: Describe heterochromatin and euchromatin when viewed under an electron microscope

A: Euchromatin and heterochromatin are the parts of chromatin discovered by E. Heitz in 1928.…

Q: Explain why a particular gene might be present in heterochromatin in one cell and euchromatin in…

A: The expression of gene is called the transformation process that is responsible for the production…

Q: Describe the structure of the nucleosome

A: In eukaryotes, DNAs are condensed and packed along with several proteins to form the chromatin…

Q: Describe heterochromatin and euchromatin when viewed under a light micrscope

A: Chromatin can be defined as the  substance present within the chromosome which consists of DNA and…

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 are the Scope of heterochromatin effects?

A: Heterochromatin is characterized based on its dense appearance in histology. Heterochromatin is a…

Q: Outline how histone methylation and acetylation affectchromatin structure

A: Gene expression may be done by the transcription of DNA into mRNA and formation of polypeptide…

Q: Define constitutive heterochromatin

A: Chromosomes are thread or string-like structures situated inside the nucleus of creature and plant…

Q: What is constitutive heterochromatin?

A: Heterochromatin is a condensed or tightly packed DNA. It is categorized by intense strain when…