There may be more than one answer for each  Expression of mRNA can be regulated by which of the following? a.) RNA interference b.) presence of vectors c.) antisense RNA d.) blocking of poly(A)polymerase   Which of the following occur during processing of pre-mRNA? a.) removal of exons b.) removal of noncoding sequences c.) addition of 5’ cap structure d.) addition of poly-A tail

Q: 69. Which of the following statements about RNA splicing is false? A) Introns are not found in…

A: RNA splicing permits numerous functional mRNAs to be produced from a single transcript that codes…

Q: A synthetic mRNA was made by linking together 5 G-A 3' dinucleotides. Which amino acid(s) would be…

A: The key enzyme involved in transcription is RNA polymerase, which synthesises a complementary strand…

Q: The -35 and-10 consensus sequences upstream from the transcription start site are A) O located in…

A: Transcription is the process of formation of mRNA (messenger ribonucleic acid) from the DNA…

Q: gene transcription regulation in eukaryotes that are post-transcriptional/pre-translational:

A:

Q: How does the process of transcription differ between prokaryotes and eukaryotes?

A: Transcription is the process by which DNA is copied into RNA. While the overall process of…

Q: If a gene sequence is more tightly coiled around histones, then which of the following is the most…

A: When DNA or gene sequence is strongly attached to histones, however, transcription factors and RNA…

Q: A full-length eukaryotic gene is inserted into a bacterial chromosome. The gene contains a complete…

A: The eukaryotic DNA is composed of coding and non-coding sequences, almost 90% are non-coding…

Q: Several common antibiotics affect some strains of bacteria's ability to carry out transcription…

A: Transcription is a heterocatalytic action of DNA by means of which RNA is synthesized from specific…

Q: Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an…

A: Transcription factors are the class of nuclear proteins that facilitate transcription. It is studied…

Q: Which of the following is not true of cDNA produced usinghuman brain tissue as the starting…

A: Introduction  Central Dogma: it is the key mechanism by which DNA can be transcribed into mRNA by…

Q: A TATA box (core promoter) is ____________. Group of answer choices a) None of the above b)…

A: ANSWER;- a) None of the above Explain;- A TATA box is a sequence of DNA found in the core promoter…

Q: If you want to express a eukaryotic gene in a bacterial cell, you ned to (select all that apply):…

A: The gene is a basic physical and functional unit of heredity. Genes are made up of DNA.The gene is a…

Q: Which of the following statements concerning the sequence of events involved in the initiation of…

A: Transcription is a process in which RNA transcript is formed from the DNA with the help of RNA…

Q: 15) Which of the following can disrupt gene expression? A) microRNAs B) a repressor protein C) mTORS…

A: Explanation: 15) Option a: By forming a binding complex with messenger RNA (mRNA) in the cell…

Q: Select the following descriptions of gene transcription regulation in eukaryotes that are…

A: * Post translational modification are covalent and enzymatic modifications of proteins that follows…

Q: 1)Which of the following would represent mRNA for the above minigene? a.) AUG CGC GUU CCC GUG UAA…

A: The mRNA is synthesized based on the template strand of the DNA, which is complementary to the…

Q: Expression of a gene, in terms of greater accumulation of the protein it encodes, could be increased…

A: Often biomolecules like protein are produced in our body for any bodily functions. They are specific…

Q: Match the following terms related to transcription in eukaryotes (you may use terms more than once…

A: RNA polymerase (RNAP) is an enzyme that transcribes RNA using DNA as the template. In Eukaryotes…

Q: A cell has a mutated mediator protein. a) How will this affect transcription of genes? (circle an…

A: Transcription factors and RNA polymerase II interact with mediator complexes. The key job of…

Q: Which of the following is a possible consequence of a mutation that introduces a premature stop…

A: The stop codons are the specific genetic codon that do not codes any amino acids during the…

Q: AG Codons: a. MRNA 5'1 3' Amino acids: с. d.

A: Transcription is the process by which RNA synthesized with the help of the DNA and translation is a…

Q: a mutation in the gene encoding Dicer would most likely result in: A) a failure to break the H…

A: Dicer, also known as endoribonuclease Dicer or helicase with RNase motif, is an enzyme that in…

Q: The -10 & -35 sequences specify __________ . Question 2 options: A) which strand is the template…

A: Introduction: The synthesis of the RNA molecule (mRNA) from the DNA is known as transcription.

Q: Which sequence is most likely to be found in a promoter? a) CGGTGTATATCGTAC b) GTACAGTCATCCCGT c)…

A: Promoter It is a DNA sequence that controls whether a gene is turned on or off. The promoter…

Q: Choose all of the following that you think are correct Protein(s) that play a role in initiating…

A:

Q: RNAs that down regulate transcription from repetitive regions of the genome. Group of answer choices

A: b) rasi RNAs

Q: Label these processes 1-8 (1 being the earliest time point) in the order they would occur during…

A: DNA is the molecule which stores the genetic information. Genetic information in the DNA is first…

Q: How does the process of transcription differ between prokaryotes and eukaryotes? a) Prokaryotes have…

A: Transcription: Transcription is the process by which genetic information encoded in DNA is copied…

Q: re-mRNA must undergo which of the following modifications before leaving the ucleus? a) introns…

A: Gene expression begins with the transcription of DNA into messenger RNA (mRNA), which is then…

Q: i)Describe a strategy for regulation of transcription in eukaryotes. ii)Explain how this strategy…

A: Transcription: The process of formation of the RNA transcript from DNA template by the enzyme DNA…

Q: What mutation could cause the following error in the second mRNA sequence? Normal: AUAUUCGGCAAUCCG…

A: The mutation is the process that brings changes in the DNA sequence spontaneously and as a result,…

Q: Which among A - D is false regarding antisense RNAs? A) O they occur in protein coding genes B) O…

A: It is a tool for preventing gene expression, they are formed by synthetic antisense…

Q: a.) Draw a eukaryotic gene with four exons (include the location of the promoter, enhancer, start…

A: Exon is a coding region from DNA or mRNA transcript. They are interrupted by non-coding regions…