Q: Rho: 1. Creates the transcription bubble so that transcription begins 2. Is a helicase for the RNA…
A: Transcription is defined as the transfer of genetic information coded on DNA(deoxyribonucleic acid)…
Q: 2. In your own words, describe two different reasons why a eukaryotic cell may need to control gene…
A: gene expression is a process to regulate the production of active gene to produce the proteins to…
Q: 2. What does an operon typically consist of? a. an operator, a promoter, and a cluster of genes b. a…
A: Introduction :- An operon is a group of genes that are transcribed together to produce a single…
Q: Which of the following statements about the transcription process is correct?
A: The flow of genetic information from DNA to RNA, RNA to protein synthesis is called central dogma.…
Q: 1. Which modification occurs as part of transcriptional termination? Explain this modification and…
A: 1 ) ANSWER The maturation of a eukaryotic mRNA from primary mrna transcript involve many complex…
Q: 3. During transcription: A. nucleotides are polymerized by DNA polymerase B. initiation occurs at a…
A: Transcription is the process of synthesis of RNA (mRNA, tRNA, rRNA) from the DNA which can further…
Q: Binding of transcription activator protein Gene is switched ON Gene is switched OFF…
A: Transcription is a process by which information of DNA segment is copied into the mRNA and it is…
Q: 2. The following schematic shows the chromosomal location of Gene 1 and Gene 2. The corresponding…
A: g)It will not be same. The direction of transcription is always determined by the location of the…
Q: 6. This is where the RNA polymerase is bound and a short region of DNA is accessible to begin the…
A: In bacteria,The RNA poltmerase enzyme binds and unwinds promoter DNA and open promoter complex form…
Q: 1. why does the genome contain so many more genes for rRNA than mRNA? 2. why is it effective for a…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: Compare the control of gene regulation in eukaryotes and prokaryotes in terms of: a. transcription…
A: Prokaryotes and eukaryotes change their Gene articulation with respect to their environmental…
Q: Which of the following is not a control of gene transcription? O The repression of a gene by the…
A: The transcription is the process by which RNA is produced from the DNA template by different…
Q: Contrast positive versus negative regulation of gene expression. Describe the role of the repressor…
A: Positive and negative control of gene expression In some cases, the product of a regulatory gene is…
Q: 3. Explain the three stages of transcription in Eukaryotic cell. Identify all enzymes used with…
A: The transcription is the process by which mRNA is produced from the DNA template and during the…
Q: The two factors that bind directly to the DNA at Pacific sequences are TFIID and TFIIB- in general…
A: It is found in the eukaryotic transcription processing system.
Q: 3. Animation 11.3: Refer to the table. Step Description RNA polymerase and other transcription…
A: The transcription is the production of RNA from the DNA template and the beginning of transcription…
Q: 1.This is where the RNA polymerase is bound and a short region of DNA is accessible to begin the…
A: This is where the RNA polymerase is bound and a short region of DNA is accessible to begin the…
Q: 2) Briefly describe 6 different ways that eukaryotic cells typically regulate Gene Expression
A: Gene expression is the process by which a particular or a set of genes are expressed with the help…
Q: 2. For each of the following types of gene regulation, indicate whether it occurs in eukaryotes…
A: Gene regulation is the term used to describe any mechanism used by a cell to increase or decrease…
Q: 5. Briefly describe the lac operon and how it controls the metabolism of lactose.
A: An operon is a group of genes that are expressed under the same regulatory sequences.
Q: Assembly of transcription initiation complexes is mainly controlled by
A: Assembly of transcription initiation complex is a process of bringing together all the components…
Q: 1 How Are Genes Transcribed in Bacteria?
A: Bacteria transcription is considered as the process, in which newly synthesized RNA (mRNA) is…
Q: Why aren't ssb proteins necessary in transcription?
A: central dogma of molecular biology suggests the flow of biological information from dna to rna to…
Q: 2. What is attenuation and what is its significance in prokaryotic gene regulation? Explain…
A: Gene expression is defined as a process which is used by cells to convert the instructions coded in…
Q: the two factors that bind directly to the DNA at specific sequences are TFID and TFIIB, in genreal…
A: Transcription is the process by which the information in a strand of DNA is copied into a new…
Q: 1. What are the main elements of the lac operon and their functions?
A: NOTE- Since you have posted multiple questions So we will be solving the first question for you. As…
Q: Consider the experiment conducted by Deng and Roberts to investigate the role of BRE’s in activator…
A: Transcription is a process that leads to the synthesis of mRNA. It is the first half of the central…
Q: Identify the labeled factors in the figure below (A and B) and indicate the direction of…
A: Hi dear, here's your answer.can you please give me an upvote. TBP and TFIIB bind and form stable…
Q: 3.) How do cis-acting regulatory elements and trans-acting regulatory proteins act in coordination…
A: A trans-acting element is usually a DNA sequence that contains a gene. This gene encodes for a…
Q: what is/are the importance of the sense and missense/antisense strands and 2. what are the…
A:
Q: 3. How do we know that expression of the information encoded in DNA involves an RNA intermediate?
A: DNA or Deoxyribonucleic acid is the genetic material found in all living organisms. DNA is a double…
Q: 1. Describe how regulation of the arginine operon would work? Is the repressor activated or…
A: Enzymes are not being expressed, even once arabinose additional to the medium. arginine is a vital…
Q: How might the regulation of the lac operon change if a point mutation occurred that blocks the…
A: Lac Operon consists of structural (z y and a) , regulatory (I), promoter and operator genes in the…
Q: Outline the three stages of transcription.
A: The flow of genetic information normally occurs through three general transfer processes, i.e.…
Q: In negative control systems, which of the following would cause transcription to proceed? A)…
A: Introduction The process of converting a piece of DNA into RNA is known as transcription. Messenger…
Q: 8. The following diagram represents the Christmas-tree-like structures during transcription. On the…
A: Introduction: A single nucleic acid strand has a backbone composed of repeating pentose-phosphate…
Q: Describe 2 ways RNA is processed after transcription
A: RNA processing after transcription is discussed below.
Q: The following diagram represents a transcription unit in a hypothetical DNA molecule. 5′ … TTGACA ……
A: Bacterial transcription is the process in which a segment of bacterial DNA is copied into a newly…
Q: 1) Assume you have an operon that is repressible. In this case, the rate of synthesis of repressor…
A: An operon is defined as a DNA functioning unit containing a cluster or group of genes under the…
Q: How does the 4 feature of transcription factors namely the structural motifs of DNA binding protein,…
A: Transcription: It is the process of synthesis of mRNA transcript from the double-strand DNA by the…
Q: 4) RNAI is the name used to describe a system that cells use to shut down the translation of…
A: ANSWER;- RNAi is mainly of two types: small interfering RNA(siRNA)- which are made artificially or…
Q: 3.explain why the following statement is false. "Interaction of specific transcription factors and…
A: Note: Since you have posted multiple independent questions in the same request, we will solve the…
Q: 4. What is the nitrogen base pair of Adenine in transcription? * Cytosine O Uracil O guanine thymine…
A: Nucleic acid is biological macromolecules that is exhibited inside the nucleus is the cell. It…
Q: How can the construct with Cas9 and gRNA sequence be removed from the plant in case it was inserted…
A: Introduction CRISPR-Cas9 is a genome editing tool that's creating a buzz in the science world. It's…
Q: 1. Suppose there was a mutation in the inducer of the lac operon, such that the inducer was unable…
A: Answer : The lac operon will not reveal its element and remains closed. In the lac operon, the…
Q: Describe 2 different general ways that a transcriptional regulation protein works. In other ways,…
A: Regulation of the transcription controls when the transcription occurs and how much RNA is created .…
Q: Where does transcription take place? O nucleus cytoplasm ribosome mitochondria Why must…
A: According to our guideline we can answer only first three subparts of a equation. So, upload the…
Q: 4. Compare the control of gene regulation in eukaryotes and prokaryotes in terms of: a.…
A: Note: as per the guidelines, we are authorized to answer one question at a time. Please post the…
Q: Mistakes made during transcription affect the cell but are not considered “mutations.” Why not?
A: Answer: Introduction: Mutation- These are the random heritable changes that occurs in the DNA…
1. Why aren't ssb proteins necessary in transcription?
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- 2. Which one is not a part of the transcription unit? a) RNA primase b) Promoter c) RNA coding sequence d) Terminator1.- Outline the general process of transcription (dna->rna) include a diagram a) include the basic enzymes involved and a description of their actions b) what is the product of transcription c)what will the cell do with the product d)where does the transcription take place in prokaryotic cell3. Where does transcription specifically take place in the cell? 4. Where does translation specifically take place in the cell?
- 1. In negative control systems, which of the following would cause transcription to proceed? A) Cooperator B) Inducer C) Operator6. explain what coupled transcription-translation is, and why it occurs in prokaryotes but not eukaryotes2. Which of the following is a true statement concerning condons? Condon specifies one amino acid is found in all eukaryotes, but not in prokaryotes will be read by RNA polymerase during transcription is composed of two nucleotides is comprosed of three amino acids
- 6. Similar to the class notes (Intro to Genetics), a segment of DNA (shown below) contains a promoter segment (the first 9 base pairs), a ribosome binding segment (the next 6 base pairs), and a segment that codes for protein synthesis which is started by the rest of the base pairs. ACTCCATTGAACCATTTCTATGATCCGCTAACG-... TGAGGTAACTTGGTAAAGATACTAGGCGATTGC-... A. When the DNA is induced to be copied to mRNA, the top strand is coding, meaning that the mRNA makes an identical copy of the lower strand (replacing T with U) The mRNA copy starts with the ribosome binding sequence. What is the sequence of the mRNA that will go to the ribosomes? B. What are the first 6 amino acids of the protein that are coded for by the mRNA? C. What would the amino acid sequence be if... i. a transition mutation occurred on the final G in the mRNA? ii. all of the G & C bases in the protein synthesis portion had transition mutations? iii. a point deletion mutation occurred in the ATA sequence (in the lower strand…Which subunit of the E. coli polymerase confers specificity to transcription? a. b. c. d.11. TBP stands for? a) Transcription factor binding protein b) Transcription associated factor c) TATA box polymerase d) TATA-box binding protein
- 3. Explain the process of transcription in cells?10. In eukaryotes, the level of chromatin organization (how nucleosomes are packed together) is important in the regulation of gene expression because it ... A) affects the ability of DNA ligase to reach a primer. B) affects the ability of RNA polymerase to reach a primer. C) affects the ability of transcription factors and RNA polymerase II to reach a promoter. D) affects the ability of DNA polymerase to reach a promoter.1. Which types of RNA are transcribed by each RNA polymerase enzyme in eukaryotic cells?
