What are SMC proteins? Describe the function of SMC proteins and explain how they might contribute to creating and maintain the compacted structure of DNA inside of cells. Describe the basic functions of condensins and cohesins.

Q: Which aspect does NOT distinguish bacterial SMC proteins from eukaryotic SMC proteins

A: SMC proteins are the structural maintenance proteins of chromosome. Mostly present in both…

Q: What kinds of forces hold the double strands of a DNA double helix together?

A: The double strand of DNA, often referred to as a double helix, is a fundamental structural feature…

Q: In DNA purification, which step facilitates the separation of DNA from RNA? Also, what is the…

A: We have to learn how to clean DNA and split it from RNA. The question is asking which part of the…

Q: 39 The Central Dogma describes the flow of genetic information as follows: Select an answer and…

A: DNA are genetic material  which consist of genetic information that needs to passed from one…

Q: Describe the differences between the syntheses of the leading and lagging strands.

A: The process of replication refers to the method, in which Deoxyribonucleic acid (DNA) copies itself…

Q: 875.What is the role of a single-stranded DNA binding protein in DNA replication?

A: Formation of replication bubble ( where the two strands of a DNA molecule are separated) is crucial…

Q: What are the properties of DNA ligase?

A: DNA or deoxyribonucleic acid is a polynucleotide, which is mostly double stranded and forms genetic…

Q: 1a Briefly describe or explain what the term "supercoiling" means in the context of DNA structure.…

A: Supercoiling means the coiling of the coil. Cellular DNA is extremely compacted and implies a high…

Q: . What is the biological benefit of a degenerate genetic code?

A: Genetic code is the set of nucleotide bases, which are known to carry genetic information from the…

Q: How much of a 10 mg/ml DNase stock would you need to add to 4 mL of cells for a final concentration…

A: DNA  ( deoxyribonucleic acid ) is a two stranded helical structure that functions as genetic…

Q: What are packaging of DNA helix?

A: The packaging of DNA helix occurs with the help of histone proteins and incorporate it into the…

Q: 51. Why are the a-helix and B-sheet the most common secondary structure elements?

A: Proteins are the polymers made up of amino acids. Amino acids are linked together by peptide bonds…

Q: Examination of the structure of DNA polymerases bound to nucleotide analogs reveals that conserved…

A: DNA polymerase is a member of a family of enzymes that catalyse the synthesis of DNA molecules from…

Q: A fragment of a strand of DNA has the following base sequence: GTTACCTAG. What is the base sequence…

A: The central dogma theory is an important concept in molecular biology that explains the flow of…

Q: 87.Explain how ethidium bromide binds to the DNA and how this chemical makes DNA visible?

A: Molecular biology uses fluorescent intercalating agent ethidium bromide to visualise and stain DNA.…

Q: Describe how histones including H2A, H2B, H3 and H4 play a critical role in DNA packaging.

A: DNA is a vital component of life and has multiple important functions that underpin the biology and…

Q: Write down the major differences between DNA and RNA. Keeping in mind the concept of “central dogma…

A: Nucleic acids are the biopolymers or large biomolecules which is essential and important to all…

Q: 47. The presence of bulky DNA adducts in DNA including cyclobutane pyrimidine dimers arising as a…

A: DNA is the carrier of genetic information in most organisms except for certain RNA viruses. DNA is a…

Q: How can replication occur at several places along a DNA double helix? (21.3)

A: Replication :- process of formation of replica. where replica of DNA is formed so that the DNA could…

Q: Can the Secondary Structure of DNA Be Denaturedand Renatured?

A: Ans: The right handed or left handed alpha or beta helix of DNA are called as secondary structure.

Q: Compare DNA transposons and retrotransposons. What properties do they share?

A: Transposons are also known as jumping genes. These are DNA sequence that can change their position…

Q: What is the name of proteins that relax supercoiled state of a DNA molecule are called? Polymerase…

A: During the process of transcription and DNA replication overwinding of the DNA duplex would lead to…

Q: What are heteroduplex regions of DNA and whatprocess leads to their formation?

A: Heteroduplex DNA strand is formed during hybridization processes and is based on the phenomena of…

Q: 10) Determine bending rigidity of double stranded DNA molecule with persistence length of 45 nm (80%…

A: Deoxyribonucleic acid (DNA) is a double stranded polynucleotide coiled around a central axis to form…

Q: Diffeence between template strand and coding strand?

A: Transcription is the process where a gene’s DNA sequencing is duplicated (translated) to make an RNA…

Q: 1.1 What components must be available for DNA polymerase III to proceed with DNA synthesis during…

A: DNA replication is the process in which DNA itself act as template for the formation of DNA strand…

Q: 47.What are histones? What is the protein composition and organization of the nucleosome particle?…

A: Note : Hi ! Thank you for the question. We are authorized to answer three subparts at a time. Since…

Q: Which of the following statements is FALSE? Select one: a. G-C bonds are much more resistant to…

A: DNA and RNA show our genetic constitution.

Q: 37. How is a DNA structure stabilized and packed within the eukaryotic chromosomes? Is DNA…

A: The length of DNA in the nucleus is far greater than the size of the compartment where it is…

Q: Write a balanced equation for the hydrolytic deamination of a DNA-5- methylcytosine residue.

A: Deamination reaction is the removal of an amino group from an amino acid and this reaction was…

Q: 6) There is clear evidence that chromatin state is directly related to the ability of proteins to…

A: The chromosomes appear as a mass of greatly fine tangled string called "chromatin." Chromatin is…

Q: What are the term of anticodon loop?

A: Anticodon loop:  at one of the two ends of the tRNA (transfer RNA) three adjacent nucleotide is…

Q: Q. What kinds of forces hold the double strands of a DNA double helix together?

A: The double strand of DNA, often referred to as a double helix, is a fundamental structural feature…

Q: What is the benefit of this complementary nature of DNA?

A: Complementary strands means that where there is Adenine in one of the stand there would be Thymine…

Q: Define topoisomers of circular DNA molecules and explain the relationship between twist and writhe…

A: Circular DNA is the DNA molecule that forms closed loops and has no free ends. These includes…

Q: Describe a Rho independent terminator and tell how it works.

A: Termination involves recognition of a point at which no further bases should be added to the chain…

Q: Explain to a friend the characteristics a molecule must have to function as genetic material and…

A: Please follow step 2 for detailed explanation.