Which operon regulated transcription (protein expression) for the entire plasmid? AO BLA - beta lactamase O AraC - arabinose operon GFP green fluorescent protein ORI - origin of replication

Q: The tryptophan operon is usually in the _______position and is inhibited by a/an_______ molecule.

A: Answer:  TRYPTOPHAN = It is an essential amino acid which is not readily synthesized by humans, we…

Q: Which mechanism is utilized to replicate plasmids undergoing conjugal transfer? Rolling-circle…

A: Replication  Replication is the process where DNA materials gets doubled in a cell.

Q: Draw out an example of a plasmid operon set up using amp resistance (outside the arabinose operon),…

A: Plasmid is the extrachromosomal DNA generally found in bacteria (prokaryotic cell) that can…

Q: How do bacteria gain genetic variation What is an operon? Give one example and explain how it works

A: Introduction :- The difference in DNA between individuals or between populations is referred to as…

Q: What type of operon is arabinose operon? Dose the repressor bond when arabinose is I present or…

A: Introduction  An operon is a functional segment of Dna that houses a collection of genes that are…

Q: Strain X-23 has a mutation in the lacI gene resulting in a lacI protein that cannot bind DNA.…

A: Gene regulation at the level of transcription in bacteria is achieved by the operon model. Operon…

Q: Within prokaryotic organisms,. takes up DNA released by a donor cell that was lysed. is the process…

A: Horizontal gene transfer is a process of genetic recombination or sexual reproduction in prokaryotic…

Q: a bacterial cell in which the [ Choose ] F plasmid has become part of the chromosome lesion caused…

A: Given: To match all the given explanation with wording.

Q: Which of the domains of TFIIB shown below recognizes the Initiator region of the RNA pol II promoter…

A: The B-reader element of the universal transcription factor (TF) IIB reaches into the Pol II active…

Q: The plasmid (episome) F factor mediates which of the following? a. Transduction b. Transformation…

A: A plasmid or DNA sequence enables certain bacteria to create a sex pilus for conjugation with other…

Q: Reverse transcriptase does not catalyzea) RNA-dependent DNA synthesisb) RNA degradationc)…

A: Transcriptase is the enzyme which helps in transcription. Transcription is the process to synthesise…

Q: The RNA transcript of a region of T4 phage DNA contains the sequence 5’-AAAUGAGGA-3'. This sequence…

A: The bacteriophage T4 encodes 10 proteins, which are collectively known as the replisome, that are…

Q: As a Master's student in a lab you are given a plasmid vector that has the lacZ operon system and a…

A: INTRODUCTION - Insert recombinant DNA into host cell is called as Plasmid vector. EXPLANATION - STEP…

Q: Which of these is a polymer made of nucleotides?  a. RNA polymerase  b. CAS9 c. restriction…

A: A nucleotide has three parts: a phosphate group, a 5-carbon sugar, and a nitrogenous base. They are…

Q: Priming for virus DNA replication can happen by all of the following EXCEPT: O a. Primase adding a…

A: Primer is a short nucleic acid, that is a starting point for DNA synthesis.

Q: Which operon has a higher level of expression in bacteria grown on nutrient-poor agar plates, lac or…

A: Gene regulation at the level of transcription in bacteria is achieved by the operon model. Operon…

Q: Strain LOLZ has a mutation in the lacI gene that results in a lacI protein that cannot bind…

A: Lac operon is the segment of DNA which is responsible for breaking down of lactose into glucose and…

Q: In an HIV infection, this enzyme is responsible for copying theRNA information in the virus into…

A: HIV or human immunodeficiency virus is a virus that causes AIDS (acquired immunodeficiency syndrome)…

Q: Transfer of F factor via bacterial conjugation uses a molecular mechanism related to: a.…

A: Bacterial conjugation may be defined as a process of gene transfer, horizontally, via pilus. The…

Q: You want to develop a drug to block the lifecylce of the retrovirus HPV (Human Papilloma Virus).…

A: Retrovirus are those which have rna as genetic material and use reverse transcriptase to make DNA.

Q: The ____ plasmid contains genes for synthesizing connections between donor and recipient cells.

A: The plasmid is defined as a small, circular, extra-chromosomal, double-stranded DNA molecule present…

Q: Where does a restriction endonuclease cuts DNA?a) Ligation siteb) Recognition sequencec) Orid)…

A: Restriction endonucleases are enzymes that cut the DNA strand at a specific sequence. They are…

Q: Spread of antibiotic resistance encoded on R plasmids is via:(a) Conjugation(b) Transduction(c)…

A: A) conjunction

Q: Which of the following mechanisms can cause gene conversion?a. DNA mismatch repairb. DNA gap…

A: Gene is the primary unit of heredity for all living organisms. This is transferred through…

Q: Enzymes or proteins involved in DNA repair include a. RAD52 b. RuvA c. UvrA d. MAPK

A: DNA repair is considered as a process in which any kind of damages is eliminated out.

Q: The process in which recipient bacterial cells acquire genes from cell-to-cell contact with other…

A: Transfer of genes in prokaryotes occurs through horizontal gene transfer mechanisms like…

Q: What would be the best match? inducible operon, on O transcription is part of translation O…

A: Inducible operon is regulated by inducers which can on or off the operon for example lac operon is…

Q: The operator is the side of the DNA where ---- binds 1. Repressor 2. DNA polymerase 3. Ribosome…

A: INTRODUCTION An operator is a genetic sequence which allows proteins responsible for transcription…

Q: The function of reverse transcriptase is toa. copy RNA into DNA.b. copy DNA into RNA.c. translate…

A: Retrovirus is a group of viruses that belong to the family Retroviridae and they have the RNA as…

Q: Which enzyme was used to produce the molecule in the figure above? O ligase O DNA polymerase O RNA…

A: DNA cloning, is a process in which a piece of gene is inserted into the circular piece of DNA…

Q: R factors are  ________ that contain a code for ______________ .a. genes, replicationb. plasmids,…

A: R-factor is known as the Resistance transfer factor. This is the earlier used term for plasmids and…

Q: An example of RNA-dependent DNA polymerase isa) Reverse transcriptaseb) DNA ligasec) RNA polymerase…

A: Polymerases are the enzymes involved in the synthesis of nucleic acids. They can be DNA-dependent or…

Q: How do repressors reduce transcription of an operon? A) recruit RNA polymerase to promoters B)…

A: Repressors are the proteins that has a negative effect on the expression of gene. These are those…

Q: The process of introduction of foreign DNA into an animal cell is calleda) Transversionb)…

A: The introduction of foreign DNA into host cell can be done by two major ways : (a) Indirect gene…

Q: Mismatch Carbon Donor Clonin plasmids endotoxin Mutagen Nucleotide Termination Source DNA cell…

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

Q: Cosmids are Group of answer choices unmodified Col plasmids unmodified phage. amp-Col plasmids.…

A: Question-; Cosmids are Group of answer choices a) unmodified Col plasmids  b) unmodified phage. c)…

Q: The lac operon is usually in the ________ position and is activatedby a/an ________ molecule.a. on,…

A: An operon is a group of genes, which have a common regulator and promoter and also transcribed as a…

Q: Following a CRISPR mediated DNA double-strand break, how can the DNA be repaired by the cell? Choose…

A: Answer. CRISPR is clustered regularly interspaced short palindromic repeats. These are DNA sequences…

Q: A large molecule of DNA containing genes essential for the survival of an organism is called a/an…

A: DNA It is defined as the molecule that constitutes two polynucleotide chains, forming a double helix…

Q: The lac operon produces: (choose the best answer) O A single mRNA molecule O A single protein O A…

A: Transcription: It is the process through which the enzyme RNA Polymerase transfers information from…

Q: In the txp operon, a repressor protein acquires a mutation such that it cannot bind to tryptophan.…

A: BASIC INFORMATION  TRYPTOPHAN OPERON  This system is known as Repressible Operon System. It can also…

Q: What is the purpose on an expression vector? O To produce viable phage for infection O To provide a…

A: Introduction A vector is any particle (plasmids, cosmids, Lambda phages, etc.) that is used to…

Q: When RNA polymerase transcribes DNA, only one of the two DNA strands is used as a template. Take a…

A: The genetic information flows from DNA to RNA to protein and it involves sequential process of…

Q: A transcription repressor results in a decrease in transcription of an operon. This is an example of…

A: The lac Operon is associated with Lactose metabolism. It comprises of the three structural genes -…

Q: Choose the combination of answers that most accurately completes the statement.The lac operon is…

A: Introduction  The expression of genes is highly regulated in both prokaryotes as well as in…

Q: DNA fingerprinting uses to produce DNA fragments that can be separated and screened for the presence…

A: The DNA fingerprinting and human genome project both related to the field of molecular biology and…

Q: What is the process called when bacteria exchange small pieces of DNA called plasmids or vectors…

A: These are small,  extrachromosomal DNA molecule within a cell that is physically seperated from…

Q: Which of these variables is the BEST choice for transferring genes into a plant cell?   Ti Vector…

A: Vector is a kind of carrier which is used in recombinant DNA technology. It transfers the genetic…

Q: The illustration below shows the lac operon used in E. coll. Explain what is happening in the bottom…

A: An operon is a set of genes that get transcribed into single mRNA using one promoter. These operons…

Q: All of the following could transfer antibiotic resistance genes during horizontal gene transfer…

A: Antibiotic resistance develops when some pathogens like bacteria and fungi do not show…