Match the following (most appropriate combinations): Alpha-amanitin Sigma 70 Sigma 54 -35 Box/sequence Holoenzyme Inhibits pol II transcription ✓ [Choose ] Used for transcription of genes that respond to nitrogen starvation (nitrogen uptake and metabolism) Used for transcription of most (housekeeping) bacterial genes Inhibits pol Il transcription Core RNA polymerase associated with sigma Bacterial promoter element [Choose ]

Q: The lac operon consists of three structural genes, lacZ, lacY and lacA that are transcribed as a…

A: ii) LacP is called the promoter gene of lac operon.

Q: The crystal structure has been determined for the complete 12-subunit yeast RNA polymerase II bound…

A: RNA polymerase II is an enzyme which is actively involved in the transcription process and the…

Q: Please describe why regulationof transcription frequently involves the promoter and protein…

A: Regulation of transcription  Promoters indicate where the process of transcription begins. In…

Q: Which of the following is a property or characteristic of eukaryotic promoters? O They contain the…

A: Promoters in transcription are actually certain specific sequences of DNA that define the starting…

Q: Consider the Rho-dependent terminator sequence 5’CCCAGCCCGCCUAAUGAGCGGCCUUUUUUUU-3’. What affect…

A: The mutation is the change in the nucleotide sequence of the DNA. The point mutation is the mutation…

Q: Once an RNA polymerase has initiated transcription, it will release the sigma factor or sigma…

A: Sigma (σ) factor is the peptide subunit needed for the initiation of RNA transcription in…

Q: In prokaryotes, the promoter contains a -35 and -10 region upstream of the transcription start site.…

A: Promoter is the sequence in DNA where RNA polymerase is recruited. This is present before the…

Q: What are the functional consequences of this deletion for lilP mRNA transcription and translation?…

A: Introduction :- A deletion mutation is a type of genetic mutation that involves the loss of one or…

Q: The lac operon consists of three structural genes, lacZ, lacY and lacA that are transcribed as a…

A: Lac operon has *3 structural genes- lacZ, lacY, lacA *promoter, *operator, *terminator, *regulator.

Q: P₁0 ORF1 t₁ ORF2 ORF3 t₂ The diagram above illustrates an operon that is regulated by the RepR…

A: An operon is a group of genes and the regulatory elements that regulate the expression of those…

Q: 5' 3' ORF1 ORF2 ORF3 ORF4 ORF5 1. Above are pictured 2 operons, one that includes ORF1 and OFR2 and…

A: The production of RNA from DNA is known as transcription that occurs within the cytoplasm of…

Q: Liquid condensates may be a useful physico-chemical property of the overall transcription reaction.…

A: Liquid condensates or biomolecular condensates are dynamic, micron-scale compartments in eukaryotic…

Q: describe the process of transcription of DNA based off of these figure

A: Transcription is the process of the formation of RNA copy from the DNA. The main enzyme responsible…

Q: EUKARYOTIC RNA POLYMERASES Based on their elution order from ion-exchange chromatography…

A: Eukaryotic RNA polymerase :  In eukaryotic cells we can find three different types of RNA…

Q: "The design of trans-Tango is modular, so it is not limited to tracing experiments. Since the…

A: It is certainly possible to further advance the trans-Tango system to label third-order neurons,…

Q: 1.The two proteins which START the poly-adenylation process in mRNAs are: CPSF and PAP CPSF and…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Consider a mutant of E. coli that has an inactivating mutation in the gene for adenylate cyclase…

A: Inactivating mutations, also known as loss-of-function mutations, cause the gene product to have…

Q: that best fits the phrase below (1-20) Cis-acting B Post-transcriptional modification…

A: Francis Crick proposed central dogma. The RNA is formed from DNA with the help of enzyme RNA…

Q: Below is an image of the predicted RNA secondary structure for an RNA aptamer that binds FGF5. The…

A: The image depicts an RNA secondary structure, specifically an RNA aptamer designed to bind with…

Q: The arabinose operon How does the araC protein regulate of the arabinose operon. How does its…

A: How arac protein regulate arabinose operon and how binding differ  If arabinose is absent, the dimer…

Q: control medium that demonstrates the general growth rate of mutant candidates

A: Control Medium: This medium is used to demonstrate the general growth rate of mutant candidates in…

Q: The assembly of general transcription factors on eukaryotic promoters for RNA polymerase II begins…

A: Explanation: ​​​​​​See the image for better understanding:

Q: Place the labels in the correct column for Eukaryotic transcriptional termination

A: In the Allosteric Model, the termination of transcription is driven by conformational changes in RNA…

Q: A TATA box is a short, A-T rich sequence of nucleotides located just upstream of genes and is used…

A: Transcription refers to a process in which RNA is synthesized from DNA template. Only one DNA…

Q: A eukaryotic cDNA was ligated to a phage DNA which was transfected into a bacterial host cell. The…

A: The cDNA is produced from the mature mRNA by the action of reverse transcriptase enzyme.

Q: A string of 8 uracil nucleotides in the mRNA is required for function of an intrinsic transcription…

A: DNA transmits information to proteins in a continuous flow. DNA controls this basic central dogma…

Q: Which of the following is/are true regarding transcription initiation in bacteria? I. TFIID will…

A: To start transcribing a gene, RNA polymerase binds to the promoter region of the gene's DNA.... The…

Q: RNA-induced gene silencing can be accomplished by cleaving and degrading mRNA encoding for a…

A: The control of gene expression is far more complex in eukaryotes than in prokaryotes. the gene…

Q: Please match the gene element with the the correct definition. control elements 5' UTR 3' UTR…

A: The process by which genetic information encoded in DNA is copied into RNA is known as…

Q: 20 ORF for gene X e for gene X above has a hypomorphic mutation (which you name Mutation #1) that is…

A: Answer.) :-The given question presents an experimental scenario involving Gene X, which has a…

Q: The Assembly of Class III Transcription Initiation Complexes consists of TATA-binding protein (TBP)…

A: Transcription initiation complex  It is the complex of transcription factors and RNA polymerase…

Q: TRUE FALSE EF-Ts factor regenerates EF-Tu/GDP from EF-Tu/GTP for the next round of elongation cycle…

A: There are many biomolecules present in an organism and each biomolecule has a specific role.…

Q: RNA polymerases

A: RNA polymerase:It is an important enzyme involved in transcription of DNA to RNA, gene expression.It…

Q: None

A: Here is the matching of each aspect of transcription or translation with the appropriate motif,…

Q: The following is a polypeptide from a wild type organism: met – ser – tyr – his – trp – arg – ser –…

A: Mutation is any sudden change resulting in an abnormal structure.  The given polypeptide chain is,…

Q: EF-Tu: EF-Ts as ORF-1:RF2 eEF1A:eEF1B O Shine-Dalgarno:5'-7mG O Co-translation: post-translational…

A:

Q: 15a) Most amino acid biosynthetic operons in prokaryotes have a structure similar to that observed…

A: The tryptophan operon consists of five structural genes: trpE, trpD, trpC, trpB, trpA that codes for…

Q: 6) The C-terminal domain (CTD) of yeast RNA polymerase II (RPB) subunit RPB1 contains the repeating…

A: RNA polymerase: it is the enzyme involved in transcription of genetic material, DNA.

Q: You have isolated a mutant that you call Mutant Z. In a Mutant Z strain, the RNA polymerase can bind…

A: Here, the correct answer is option c) domain 2 of sigma and d) 3/4 linker of sigma.

Q: A particular mutation in the bacterial sigma factor allows this protein to bind RNA polymerase but…

A: Answer - Option A - It will prevent the transcription termination exerted by the Rho protein

Q: TAATTGE IGGAG anog regulatory sequence en this interaction map which DNA sequence would the…

A: Transcription regulation is a mechanism in which gene expression is regulated. For this purpose…

Q: The following diagram depicts the elements at the: Ba cgcc tataan 999 AC ATT BRE TATA box Inr DPE…

A: The diagram depicts  elements at the Promoter  :

Q: Answer selected is incorrect

A: To determine which mutation is most likely to result in a pseudo-revertant phenotype, we need to…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.