Alternative splicing:   Question 15 options:   results from non-spliceosome mediated splicing.   is very common in both eukaryotes and bacteria.   allows the proper processing of genes found within the same operon.   only requires the spliceosome.   contributes to differential gene expression.

Q: Model 1: What conditions would need to be present in the cell in order to reverse the regulatory…

A: The operon is the system that explains the regulation of gene expression in terms of switching “on”…

Q: miRNA is distinct from siRNA solely because:   Question 9 options:   miRNA is always an imperfect…

A: mRNA, tRNA and rRNA are the types of RNA that participate in gene expression. miRNA or micro RNA and…

Q: Explain and give examples of Inducible & Repressible Operons. Describe what types of protein…

A: Inducer: Inducer is the substance that causes the gene for protein synthesis to be activated.…

Q: Explain how the Lac operon functions when there are low glucose levels and high lactose levels.  Be…

A: Operon:  A functional unit of genomic DNA made up of a group of genes that are controlled by a…

Q: A researcher was trying to determine whether two molecules (molecule A and molecule B) were co-…

A: CoRepressor - The function of the corepressor is to induce transcriptional silencing or to repress…

Q: For the following questions, describe the expression levels of the structural genes in the Trp…

A: Tryptophan is an essential amino acid, and the trp operon is a genetic regulatory system that can be…

Q: Describe operons in your own words, as if you were explaining what an operon is to someone who knew…

A: DNA is the biomolecule which contains all biological information in an organisms . the part of the…

Q: Termination of DNA transcription in prokaryotes can be   Question 22 options:   intrinsic or…

A: Termination of transcription is the process by which RNA polymerase-catalyzed RNA synthesis on a DNA…

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: repressor unable to bind to the operator. How would this mutation affect the bacterium's ability to…

A: Lac Operon is a small unit of gene control in E coli bacteria it contains operator region, promotor…

Q: Please match the following definitions to the correct terms B-galactosidase [ Choose ] lactose…

A:

Q: Vocabulary Words: (List at least 4 key words and define them) Define all of them: Operon: RNA…

A: In molecular biology the central dogma is the main process by which proteins are produced from the…

Q: plus or ninus in each box to show that the cell will make, or will not make, tunctional Beta…

A: Lac Operon is the segment of DNA which controls the metabolization of lactose. It consists of…

Q: Which RNA processing event is facilitated by Serine 5 phosphorylation of RNA Polymerase II?…

A: RNA processing is a crucial series of events that occur after transcription, the process by which…

Q: Electrostatic interactions between positively and negatively charged protein surfaces are the only…

A: Let's explore the above questions are true or false.

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: Which mutation would lead to no attenuation, but still allow for transcription and translation of…

A: In tryptophan operon there are four sequence sequence 1, 2, 3 and 4.  There are two sequences that…

Q: . Define operon and describe how operons affect how bacteria can regulate their gene expression.

A: In prokaryotes, one promoter is able to regulate multiple genes.

Q: Answer the following questions based on the lac Operon metabolic pathway.

A: Gene Regulation In prokaryotes , control of the rate of transcription is the site for control of…

Q: True or false?: The CTD is responsible for mRNA-processing steps that are specific for mRNA and not…

A: BASIC INFORMATION TRANSCRIPTION  It is responsible for the formation of hnRNA which has the codes…

Q: On gene expression control what are the correct statements?  MOLECULAR BIOLOGY basic  Eubacteria…

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

Q: operon

A: Answer: Operon: In genetics, an operon is a functioning unit of DNA containing a cluster of genes…

Q: Which of the following sequences best describes the correct (5' – 3') organization of a typical…

A: A typical eukaryotic gene's organisation is a complicated process including a number of regulatory…

Q: Which of the following antibiotic resistance mechanisms are most likely to be encoded by a single…

A: Any substance which is produced naturally, artificially, or through a synthetic origin that kills or…

Q: Parts A-C in the table show the genotypes for two partial diploid strains of the lac operon. Gene…

A: A group of genes called the lac operon are involved in the bacterial metabolism of lactose. *Three…

Q: Describe the main functional differences between the TRP and the Lac operons. Main functional…

A: TRP stands for tryptophan. It is an essential amino acid that must be obtained from the diet and is…

Q: When does the trp operon allow its gene to be read? * when tryptophan is not present when lactose is…

A: Gene regulation is an important phenomenon among the prokaryotic cell as well as among the…

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: 12) The top operon in E. coli is a group of genes that control the biosynthesis of tryptophan.…

A: Step 1: TRP operon in E. coli is a classical case of gene regulation in prokaryotes' It regulates…

Q: Below is a list of regulators covered in lecture. For each, identify whether it is cis acting, trans…

A: Understanding Cis-Acting and Trans-Acting Regulatory ElementsIn the regulation of gene expression,…

Q: What is the regulatory region of the Trp operon that is involved in alternative transcription…

A: A set of genes known as the trp operon is discovered in the bacteria E. coli and codes for the…

Q: Lac operon regulation under allolactose functions under____________ control; trp operon regulation…

A: Operon is the segment of DNA which includes regulatory gene, promoter gene, operator gene and…

Q: Which of the following is NOT dependent on its distance from the start site of transcription?…

A: Transcription is the process of copying the genetic information from DNA into RNA using various…

Q: Orca is a new type of E. Coli bacterium. Suppa is a nutrient that Orca needs to survive. Suppa can…

A: The lactose operon, also known as the lac operon, is a gene that is actually needed for the…

Q: Gene (a) regulation prokaryotic genes are often grouped into" is a normal gene that can be mutated…

A: Gene regulation is the process which ensure expression of particular gene at particular time by…

Q: An operon is a group of genes under the control of a single promoter. Match each type of operon with…

A: The Inducible operon - Under the  default conditions , the transcription is the  inhibited.it is…

Q: All the following are characteristics of inducible operons except they are normally inactive they…

A: Inducible operons are catabolic pathways as the enzymes involved in catabolism do not need to be…

Q: The regulation of the lac operon in E. coli by Catabolite Activator Protein and glucose is an…

A: An operon is essentially a gene regulatory system in which a collection of genes coding for…

Q: Which of the following is NOT true of eukaryotic response elements (RE)?  options: their distance…

A: Response elements are short sequences of DNA within a gene promoter or enhancer region that are able…

Q: Lạc Y [ Choose ] operator [ Choose ] Lạc Z [ Choose ] operon [ Choose ] trans-acting [ Choose ]…

A: Introduction:- Lactose metabolism genes are found in the lac operon of E. coli. It is only expressed…

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: An operon is a group of genes under the control of a single promoter. Match each type of operon with…

A: Introduction :- An operon is a functional piece of DNA in genetics that houses a collection of genes…

Q: What steps are necessary and unnecessary for non-protein coding genes?

A: The translation is the process of analyzing the mRNA message in order to produce a protein. It is…

Q: Which of the following are the enzymes involved in post-transcriptional modification?   Question…

A: The objective of the question is to identify the enzymes involved in post-transcriptional…

Q: What type of RNAi silencing targets DNA? What mechanism does this type of RNAi use? Group of answer…

A: RNAi silencing is a gene silencing process in which the suppression of gene expression takes place…

Q: Which of the following are involved in gene regulation in eukaryotes, but not in prokaryotes?…

A: In a cell, all the proteins necessary for its proper functioning are encoded in it's DNA. But, not…

Q: When referring to attenuation in the regulation of the trp operon it would be safe to say that, when…

A: Attenuation is a regulatory mechanism that is employed in bacterial operons to guarantee that…

Q: Which of the following statements about operons are true? (Check all that apply) Operons are common…

A: Ans: An operon is a cluster of the genes found in bacteria and viruses, these genes transcribed 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.