Prokaryotic cells can have more than one functional start codon per mRNA because  There are multiple answers    A prokaryotic promotes consist of two separated sequences: the -30 box and the -10 box B they make polycistronic RNA C both transcription and translation happen in the same cellular compartment D prokaryotic ribosomes bind to the Shine-Delgarno sequence E the activity of the lac repressor is regulated based on the physiologic condition of the cell

Q: Which of the following statements are true about eukaryotic mRNA?a. The sigma factor is essential…

A: Proteins within the human body are made up of a small chain of building blocks, which are termed as…

Q: RNAi is a mechanism for regulating gene expression. It utilizes small microRNAs (miRNAs) transcribed…

A: miRNAs can do which of the following?

Q: Which of the following events would NOT result in ribosomes stalling on an MRNA during translation?…

A: A release factor is a protein that recognizes a stop codon in an mRNA sequence and causes…

Q: 1 2 3 4 5 6 7 8 9 10 11 Translocation                       RNA polymerase binds in the promoter…

A: transcription is the process of formation of mRNA from the DNA sequence  Translation is the process…

Q: The splicing process a. occurs in prokaryotes. b. joins introns together. c. can produce…

A: Ribonucleic acid (RNA) is a nucleic acid found in both the nucleus and cytoplasm. It can be genetic…

Q: Prokaryotic cells can have more than one functional start codon per MRNA because O prokaryotic…

A: Start codon is present as the first codon which initiates the translation process. Start codon is…

Q: Genetic expression involves transcription and translation. Match the structure or molecule to the…

A: Nucleic acids are a type of macromolecules present in the cell.

Q: Transcription is the first step in gene expression. It involves copying a gene's DNA sequence to…

A: Rho factor works by binding to the transcript and halts transcription by actually breaking hydrogen…

Q: During elongation (in transcription), RNA polymerase has three prominent channels, or grooves. These…

A: Gene expression is the process by which information from a gene is used in the synthesis of a…

Q: A mechanism of control in E. coli not discussed in this chapter involves pausing of ribosomes…

A: Introduction  Gene Regulation: Expression of gene is highly regulated in both prokaryotes as well as…

Q: The “A” site in the ribosome refers to the:     A. binding site for charged t-RNA molecules…

A: According to the question, we have to find out the function of the "A" site in the ribosome from the…

Q: Which of the following mechanisms do prokaryotes use to produce different prdtein products from a…

A: In prokaryotes, the genes encoding proteins of related functions are transcribed under the control…

Q: Q. Ribosomes are “ribonucloprotein particles” in that they are composed mostly of rRNA with some…

A: Ribosomal proteins are made in the cytoplasm and then transported to the nucleus where they are…

Q: For each of the 3 processes below, ... .Fill in list of terms needed (choose terms from the "List of…

A: Transcription is a process of formation of transcript or RNA from DNA by the process of…

Q: Which of the following is/are typically removed from pre-mRNA during nuclear processing in…

A: The various steps that are generally observed during processing of pre-mRNA are- Addition of a 5'…

Q: Arrange the processes involved from Transcription to Translation.    RNA polymerase binds in the…

A: The central dogma is the process through which information from DNA(deoxyribonucleic acid) is…

Q: As shown in the following diagram, a pre-mRNA contains seven exons, which are numbered in black, and…

A: The pre-mRNA is formed from the DNA, which is further spliced to form mature mRNA. Splicing refers…

Q: Consider the wobble rules listed in Table 15.2. An MRNA has the stop codon 5' UAA 3'. What TRNA…

A: Codon is a triplet of nucleotide base pairs.

Q: A prokaryotic gene was transcribed then trans antibiotics X was added, and the products of t steps…

A: Antibiotic are the key substances which act on the major pathways of replication, transcription or…

Q: How would the following affect BOTH transcription and translation of a particular multi- exon gene…

A: Transcription and translation are two distinct processes that allow the expression of a gene.…

Q: Imagine you are going to label a gene associated with apoptosis in Symbiodiniaceae with a Yellow…

A: Splicing is the post transcriptional modification where intron (non coding part of gene) will be…

Q: Which of the following processing events occur during or after the synthesls of MRNA molecules in…

A: Transcription  It is the process of makin copy of RNA from DNA. This RNA is known as messenger RNA

Q: Fill in the blanks: is the term used to describe the genetic coce because the rules that relate the…

A: The genetic code is a set of rules that determine how the genetic information from four-letter codes…

Q: In eukaryotes, the mRNA is usually smaller than the gene, this is due to a. splicing b.…

A: Messenger RNA (mRNA) is a molecule found in cells that transports information from DNA in the…

Q: Usually found in prokaryotes, regulatory sequences lying adjacent to the DNA being transcribed are…

A: In prokaryotes, the process of transcription and translation occur simultaneously due to the lack of…

Q: What is the function of the AAUAAA sequence near the 3’ end of a eukaryotic pre-mature mRNA?     It…

A: AAUAAA is a short unique sequence that is basically required for the accurate and proper cleavage of…

Q: Transcription in prokaryotes and eukaryotes is similar in that.. the MRNA produced can undergo…

A: Transcription is the process where RNA is made from DNA. The RNA produced is the messenger RNA…

Q: Explain the function of spliceosomes in eukaryotic cells. The following sequence represents pre-mRNA…

A: Translation is the process of synthesis of protein from mRNA . So , RNA serves as a template . But ,…

Q: Which of the following statements is true of eukaryotic transcription? Exons are spliced out from…

A: Introduction  A genome is consisting of transcriptionally active genes. These genes form RNA…

Q: Vaccina virus (used in the polio vaccine) produces an enzyme that takes the 5’ cap off of the mRNAs…

A: The 5'-G caping is only found in the eukaryotic mRNA. This is the result of post transcriptional…

Q: During the initiation stage of translation in bacteria, which of the following events occur(s)? a.…

A: The mRNA (messenger ribonucleic acid) contains the genetic information for the protein synthesis. A…

Q: In Figure 16-3a, what is the consequence of the new 5′splice site on the open reading frame? In…

A: A deletion mutation can occur only when a wrinkle forms on the DNA template strand and this further…

Q: ⦁ Following is an mRNA sequence reported in data base. 5’ ACC AGA ATG ACC ATG GCA 3’ ⦁ There are…

A: The process of translation is initiated by the start codon which is a nucleotide triplet situated in…

Q: Antibiotics that selectively inhibit bacterial growth exploit differences between bacterial and…

A: Antibiotic action that selectively functions on inhibition of cellular activities of the bacterial…

Q: Initiation of prokaryotic translation begins when the: A. large and small ribosomal subunits link…

A: The translation is the process of the formation of polypeptide chains of amino acids that lead to…

Q: A scientist mutates eIF-2 to eliminate its GTP hydrolysis capability. How would this mutated form of…

A: Selection of the AUG start codon for translation in eukaryotes is governed by codon-anticodon…

Q: Amino acid sequences from a cell cycle control protein from a patient with cancer and a healthy…

A: Mutation It refers to the change in the sequence of the DNA. This changes occurs from the mistake in…

Q: Do the following events during bacterial translation occur primarily within the 30S subunit, within…

A: The central dogma of molecular biology explains the flow of genetic information through the…

Q: What is the mechanism for addition of a guanosine to create the 5' methyl cap of a MRNA? O The 5'-OH…

A: Mature mRNA is an mRNA that is modified post-transcriptionally. Mature mRNA carries information from…

Q: In eukaryotic cells, transcription cannot begin until(A) the two DNA strands have completely…

A: The deoxyribonucleic acid (DNA) is the hereditary material that transmits the genetic information…

Q: tRNAs a. carry amino acids b. bind to the anticodon present in the mRNA c. adapt the genetic…

A: Introduction Transfer RNA (tRNA) is a short RNA molecule that aids in the production of proteins. A…

Q: Which of the following statements about gene expression is false?a) More than one RNA polymerase can…

A: DNA is a polynucleotide molecule, is a genetic material for most of the species on earth. The DNA…

Q: what is the first event to take place in translation in eukaryotic cell? a. An clongation of the…

A: Translation is the process which is responsible for synthesis of protein from the mRNA.

Q: Gene X codes for a protein in eukaryotes. A mutated eukaryotic cell contains an altered base-pair in…

A: Gene is present in the DNA. The gene is a sequence of nucleotides that encode a polypeptide. The…

Q: Which of the following statements about RNA processing in eukaryotes is INCORRECT? A. The excision…

A: The pre mRNA is converted into mrna before it's exist outside the nucleus in eukaryotes.

Q: Which of the following statements is true about transcription & translation? O a Ineukaryotes,…

A: According to the Central Dogma of Molecular Biology, DNA generates RNA, which in turn generates…

Q: A diagram of a gene is shown below. Normally, exons 1, 2, and 3 are present in the mature mRNA.…

A: The splicing is the process of eukaryotic mRNA processing and it is a post transcriptional…

Q: Of the following, which is a modification made to the pre-mRNA of eukaryotes before translation?…

A: According to the central dogma the genetic information stored in the form of DNA is first converted…