Which of the following statements is/are true about gene regulation in bacteria? Choose all that could apply   Multiple answer apply  A genes with related functions are often grouped together and are transcribed into a single piece of RNA B small molecules act as sensors and bind DNA to change its 3D shape C enhancers are commonly used to regulate transcription D repressor proteins block transcription by binding to operator sequences E activator proteins bind near promoters and increase the efficiency of transcription

Q: On this diagram draw a circle around the part that represents transcription

A: Transcription is a process of formation of RNA from DNA molecule. The process of transcription…

Q: In the trp operon, tryptophan itself serves as the effector for the trp repressor which causes it to…

A: trp operon is also known as Tryptophan operon An operon are gene clusters coding structural proteins…

Q: Sigma factors: O Are used to express only housekeeping genes in bacteria O Are used by bacteria to…

A: The production of RNA from the DNA template is known as gene expression or transcription that occurs…

Q: Which of the following would you expect to happen if there were a mutation in the Iron Response…

A: Sequences of mRNA called called (IREs) are contained within the mRNA sequences that code for…

Q: How do antisense RNA molecules function to inhibit gene expression? They bind to operator sequences…

A:

Q: What are functions of the M7G cap? Select all the apply. Slows degradation from the 5' end of the…

A: The process by which mRNA is produced from DNA is called transcription and the process by which…

Q: What is the function of a promoter in gene expression?

A: Transcription is the process through which ribonucleic acid (RNA) is synthesised from DNA. The term…

Q: Which of the following genes have internal promoter elements? 5S FRNA MRNA snRNA None of the above

A: Promoter : the sequence that are important in the initiation of transcription of a transcription…

Q: You are studying a new gene that is expressed within the adipose tissue of humans during the…

A: "Genes" can store genetic information in the form of DNA, which may be converted into functional…

Q: Which of the following is least related to the other items? Group of answer choices inducer…

A: 1) Inducer regulate gene expression. It activate transcription of a gene by inactivating repressor.…

Q: Which of the following is required for positive regulation of gene expression?   Question 16…

A: Gene expression is the process by which the instructions in our DNA are converted into a functional…

Q: How does finP inhibit TraJ from activating expression of the tra genes? O It basepairs with the traJ…

A: Here both FinO and FinP play important role  TraJ, is controlled by the action of the antisense RNA,…

Q: Control of transcription in prokaryotes does not involve enhancers silencers Histone coding O…

A: Enhancers and silencers are DNA sequence acting as regulatory elements which acts as "turn on" or…

Q: Choose ALL of the TRUE statements below. O All animal cells (except gametes and blood cells) contain…

A: Gene expression is the process by which a cell reads the genetic instructions written in DNA through…

Q: In the figure below, what is represented by the line labeled A? TFIIB recognition element DNA in m…

A: Transcription of genes includes the formation of RNA using the template DNA. It includes the enzyme…

Q: Which of the following does not contribute to preserving the memory of identity in a dividing cell?

A: It is important for a dividing cell to preserve its identity so that it can be correctly…

Q: Lac Repressor A Operator Lac Y eene Promoter Lac Z eene Lac A gene В Lac Y eene Lac A gene Promoter…

A: Lac operon consists of a group of genes that codes for a protein that allows bacteria to use lactose…

Q: Initiation of transcription   A occurs at terminators   B occurs only in eukaryotes   C occurs in…

A: The transcription is the process by which the genomic DNA is converted into messenger RNA

Q: ing statements about promoters that are true. A promoter specifies where RNA polymerase initiates…

A: Promoter is a specific sequence of dna, where it's length can vary from organism to organism.…

Q: A mutation in the trp repressor gene that prevents the apo-repressor from binding the co-repressor…

A: Tryptophan operon Tryptophan operon is negatively regulated operon, it includes five gene, promotor,…

Q: Give typing answer with explanation and conclusion  In eukaryotes, repressors can function by:…

A: A repressor is a type of regulatory protein that can bind to specific DNA sequences, known as…

Q: Mutations in bacterial promoters may increase or decrease the rate of gene transcription. Promoter…

A: The -10 site sequence in bacterial promoters is essential for RNA polymerase binding and…

Q: Explain the function of trp operon in bacteria, the mode of that operon, the context that will turn…

A: A group of genes making up a regulatory or control unit. The unit includes regulator,  operator,…

Q: A cell has evolved in an environment that lacks a particular food source. However, when given this…

A: Lac operon:  In E. coli and other enteric bacteria, the lactose operon (lac operon) is required for…

Q: How does the sigma factor of E. coli RNA polymerase bind to promoters? Question 10 options: a…

A: Two grooves of DNA are formed by an antiparallel arrangement of DNA strands. They are sites for…

Q: In bacteria sigma factors: 1. Transcript factors 2. Specialized subunit of the core enzyme 3.…

A: In prokaryotic (bacteria) transcription process the RNA polymerase perform the synthesis of RNA…

Q: What is one advantage or Transcription and translation can occur simultaneously It provides an…

A: Exons are coding sections of an RNA transcript, or the DNA encoding it, that are translated into…

Q: The DNA sequence before the protein coding region that determines when a gene is used is called the…

A: DNA is the genetic material of many organisms including the humans. The DNA contains information…

Q: In eukaryotes, sequences that act as binding sites for proteins which alter the accessibility to RNA…

A: In prokaryotes, transcription and translation occur simultaneously as generation time is 20…

Q: What is the predicted function of the Duffy gene? O Cell Adhesion Molecule O Microfilament RNA…

A: Gene is the basic structural and functional unit of heredity. A gene exists as two alternative forms…

Q: When sequencing the genome of an organism and looking for potential genes, a sequence of DNA that…

A: An open reading frame (ORF) is the reading frame that contains the sequence of DNA in the form of…

Q: dỗ the lác, trp repressor and CAP protein have in common? O They have a Helix-Turn-Helix Motif O…

A: Bacteria employ polycistronic expression of genes. The genes are arranged as a unit called an…

Q: Eukaryotic transcriptional repressors may act by   Choose an answer below competing for a binding…

A: Eukaryotic transcriptional repressor : These are the proteins which bind to the specific sites of…