Which figure shows a chromatin structure that is most likely from a gene that is epigenetically silenced? A B A ОВ

Q: A researcher found that she could increase phosphorylation of amino acids adjacent to methylated…

A: Histone Phosphorylation It is associated with transcriptional activation.  It takes place with the…

Q: Explain how methylation of cytosine nucleotides can affect gene expression in one way. Explain how…

A: DNA is a polymer made up of a nucleotide monomer. The double strands of the DNA are joined through a…

Q: Would the mutation in the blue protein be considered a enhancer or suppressor of the original…

A: Mutation is an event that is responsible for the change in the nucleotide sequence in the DNA of an…

Q: In eukaryotic chromatin, tightly coiled scaffolding proteins would indicate a region where genes are…

A: The chromatin structure of the DNA includes the long helical structure of the DNA and the histone…

Q: Which of the following statements is NOT true about chromatin architecture? A. The histone tails on…

A: The DNA is the genetic material of the cell which is responsible for the functions a cell performs.…

Q: Which transcription systems that require TBP?

A: Hello. Since your question has multiple parts, we will solve the first question for you. If you want…

Q: Explain how transcription regulators in eukaryotic cells are able to act at a great distance from…

A: DNA is a nucleic acid present in the nucleus of the eukaryotic cells.

Q: In Eukaryotes, DNA is a long molecule inside a tiny nucleus. a. How can this long chain fit in such…

A: DNA (deoxyribo nucleic acid) is genetic material of the cell. In case of eukaryotes, DNA is…

Q: What is meant by the term attenuation? Is it an example of generegulation during transcription or…

A: Attenuation --Definition -- Attenuation is term has different meanings in genetics , microbiology…

Q: what is the role and relevence of chromatin in gene expression

A: Chromatin: It is the mass of genetic materials composed of DNA and Proteins which are condensed to…

Q: Using a diagram, and 3-5 sentences, explain the relationship between cell immortality and telomerase…

A: Each time a cell divides, the telomeres get shorter. Telomeres are a region of repetitive nucleotide…

Q: A given section of DNA with the sequence TACACTGGTCAT is transcribed. What is the corresponding…

A: Since we know in RNA Thymine is replaced by Uracil. So Adenine is binded to Uracil. This forms the…

Q: Which of the following may produce more than one functional protein from an mRNA transcript?a.…

A: Chromosome condensation is the re-organization of the long thin chromatin strands into compact…

Q: what are exceptions found in mitochondria to theuniversal genetic code.?ac

A: The DNA is the genetic material that is passed from one generation to the next generation. It is…

Q: If you experimentally removed the histones from the cells you are growing in your lab, how would…

A: Histones are extremely basic proteins which are located in the nucleus of eukaryotic cells and are…

Q: Compared to heterochromatin, euchromatin is O comprised of densely packed nucleosomes and with…

A: Heterochromatin is characterized as the region of the chromosome which is obscurely darkled stained…

Q: If histones are acetylated on a lysine amino acid (an epigenomic mark), are genes in this region…

A: Epigenetics is the branch of genetics that deals with changes in gene expression (no change in the…

Q: What is the name of the process that adds a modified guanosine nucleotide to the 5’ phosphates of…

A: In eukaryotic cells,pre-mRNAs go through three main steps: Capping at 5' end Addition of poly A…

Q: In studies on chromatin it has been reported that DNA that is being actively transcribed is more…

A: DNA- “deoxyribonucleic acid” is a complex structure that carries the unique genetic code of every…

Q: Mutations that occur at the end of a gene may alter the sequence of the gene and prevent…

A: Transcription is one of the defined steps of gene expression and precisely refers to the formation…

Q: What does the statement above mean

A:

Q: Euchromatin refers to regions of DNA that are loosely packed to increase the efficiency of…

A: The nucleus of the cell contains DNA. DNA is the basic hereditary material of an organism.  The DNA…

Q: Briefly explain how different modifications of histone protein affects the epigenetics of a gene

A: Epigenetics is the study of the gene in which DNA sequence does not change. The epigenetic change…

Q: Identify the eukaryotic level of gene regulation. Choose the correct answer below. a. Pre-…

A: Answer: Introduction: Eukaryotic cellular process is regulated in the transcription process and RNA…

Q: You wish to determine which genes are aberrantly expressed in a certain type of cancer. How would…

A: Cancer is a disease of uncontrolled gene expression. It is a proliferative disease as it can induce…

Q: You are a research scientist working in genetic engineering. You create a piece of DNA that you want…

A: Gene expression  It is defined as the process through which the nucleotide sequence of the gene is…

Q: What are epigenetic modifications? a. the addition of reversible changes to histone proteins and DNA…

A: Epigenetic mutation can be defined as abnormal methylation level that can result in aberrant gene…

Q: Loosening the chromatin structure occurs because of Select one: a. Lysine methylation b. Lysine…

A: Euchromatin: Euchromatin is a type of chromatin (DNA, RNA, and protein) that is densely packed with…

Q: ос О А Ов No answer text provided.

A: Several post-translational changes of nucleosomal histones' amino-terminal tails can impact…

Q: dency of tra Which of the following would you expect to find in a region of euchromatin? DA. more…

A: Euchromatin is a lightly packed form of chromatin or DNA. As it is accessible to may transcriptional…

Q: Due to a nucleotide substitution, the fourth residue of H3 in a specific tissue cell of an organism…

A: Protein domains are the structural units of protein that are responsible for specific function of…

Q: class of non-protein coding RNA molecules that are important in chromatin opening

A: It's always necessary to regulate the genome structure and also the gene expression process. This…

Q: Read the article to understand how gene expression is controlled.…

A: Histones are proteins that wrapped and packaged around eukaryotic DNA which protect and regulate…

Q: If a mutation occurred in a control element sequence associated with a particular gene, which of the…

A: Transcription is found in the nucleus. It makes RNA from template strand of DNA.

Q: Describe how the compaction of nucleosomes into a knot-like structure couldsilence gene expression.

A: The gene expression is a process through which the information from deoxyribonucleic acid (DNA) is…

Q: Which of the following statements about "Focused transcription initiation", "Dispersed transcription…

A: Transcription is the process of conversion of the genetic sequence in the DNA of a gene to RNA…