Q: Consider the following mRNA molecules and the amino acids they code for. The second mRNA molecule is…
A:
Q: The sequencing of entire genomes has made it possible to examine the level of gene expression in a…
A: The sequencing of the entire genome, from the small stretch of oligonucleotide probe, so that the…
Q: Which of the following is not a possible size (in bp) of the mature mRNA? a. 205bp b. 180bp c. 150bp…
A: Need to find the mature mRNA in above options
Q: The following is the only intron sequence of a gene that will be excised during the maturation of…
A: RNA splicing is the process of removal of non coding sequences called as introns and joining of…
Q: Discuss how the expression of a protein can be regulated post transcription in eukaryotic cells…
A: The eukaryotic cell after transcription called the primary transcript is not considered as messenger…
Q: The hypothetical mRNA sequence below contains the coding region for a short peptide. What…
A: Mutation generally occurs when the base pair of the DNA gets altered by Mutagens or other chemicals…
Q: Which of the following is true for both prokaryotic and eukaryotic gene expression? A. After…
A: Gene expression is a process by which the instructions present in nucleotides DNA sequence is…
Q: What is the predicted size of the corresponding mature mRNA in base pairs (bp), excluding the 5’ cap…
A: The predicted size of the corresponding mature mRNA in base pairs (bp), excluding the 5’ cap and 3’…
Q: Draw the SMN2 pre-mRNA (10 exons and 9 introns), indicate the 5’ and 3’ SS location. Draw the SMN2…
A: Proteins are obtained from DNA that contains the required genetic information. DNA is first…
Q: Explain why knowing the orientation of a promoter is critical when determining the amino acid…
A: Promoters are nucleotide sequences of deoxyribonucleic acid that potentially modify binding of RNA…
Q: If the nonsense mutation is in the last exon of the mRNA, the result would be:
A: Exons are sections of an RNA transcript, that code for a protein. Exons are separated by non-coding…
Q: the translate on the mRNA in 5'AAA-AAA-AAA-AAA-AAA3' is?
A: Introduction :- In molecular biology , different processes of gene expression is studied , these…
Q: A gene contains eight sites where alternativesplicing is possible. Assuming that the splicing…
A: according to the question, A gene contains eight sites where alternative splicing is possible:
Q: Explain point mutations and frameshift mutations. Which is more apt to disrupt the structure and…
A: Proteins are the expression of the information present in the DNA (deoxyribonucleic acid). This…
Q: ollowing is the sequence of a segment of mRNA: CGA AAA GUU UUU What are the anticodons of the…
A: mRNA is the polymer of nucleotides formed by the process of transcription using the DNA template…
Q: pre mRNA can be spliced in more than one way, permitting a single gene to produce multiple mRNAs…
A: Pre mRNA can be defined as a primary mRNA transcript,which is formed during transcription.This pre…
Q: A nonsense mutation occurs in the AB sequence. What would be the most significant outcome of this?
A: Metabolic pathways- Metabolic pathway is a linked series of chemical reactions occurring within a…
Q: Draw a typical eukaryotic gene and the pre-mRNA and mRNA derived from it. Assume that the gene…
A: Introduction A genome is consists of transcriptionally active genes. These genes form mRNA as they…
Q: Which of the following types of posttranscriptional modification is for mRNA only? a.splicing…
A: Basically, RNA are of following 3 types mRNA - transcribed by RNA pol ll rRNA- transcribed by RNA…
Q: Define FOUR (4) types of point mutations within coding sequences
A: Coding sequences are the sequence of nucleotides in DNA capable to produce a protein. Many mutations…
Q: The coding sequences of Gene F and Gene G are shown by the double-stranded DNA below. Using the…
A: Genetic codes are stored in the form of trinucleotide sequences (codons) in the mRNA.The mRNA gets…
Q: A gene contains eight sites where alternative splicing is possible. Assuming that the splicing…
A: Given : A gene contains eight sites where alternative splicing is possible. To find : The splicing…
Q: Which of the following describes the most likely effect that a single base substitution in the…
A: Point mutation It is a type of genetic mutation in which a single nucleotide base gets altered,…
Q: If a gene sequence contains two poly-A sites, the first one in the middle of the sequence and…
A: Introduction: DNA contain the genetic information that transfer from one generation to another. The…
Q: One mutation is a deletion of six nucleotides in the second exon of the gene and the other mutation…
A: Introns and exons are nucleotide sequences within a gene in mRNA. The conversion of DNA to RNA is…
Q: Geneticists have found that when they cut out a eukaryotic gene from genomic DNA that they can…
A: Alternative splicing is a process that enables a messenger RNA to direct the synthesis of different…
Q: Human wildtype and mutant alleles are identical in sequence except for a single base-pair…
A: A mutation is any change in the DNA sequence of a cell. It may alter one or a few base pairs or…
Q: A protein has the following amino acid sequence:…
A: The process of translation requires transfer of genetic information from a polymer of nucleotides to…
Q: Describes a method known as Western blotting that can be used to detect a polypeptide that is…
A: Western blotting is a technique that is used to detect a specific protein molecule from the mixture…
Q: After an MRNA primary transcript is created, a modified guanine nucleoside triphosphate is added to…
A: The genetic information in a cell is processed in a series of steps namely replication,…
Q: If a nonsense mutation can be suppressed by a tRNA mutation that changes an anticodon so that a…
A: Mutations are defined by any changes in the original DNA sequence caused due to insertions,…
Q: Several examples of antisense RNA regulating translation in bacterial cells have been discovered.…
A: Introduction Gene silencing is the technique by which the expression of any gene can be inhibited…
Q: what is the difference between leader mRNA and attenuator sequence? Please explain the function of…
A: Operon is a genetic regulatory system found in bacteria and their viruses in which genes coding for…
Q: Draw a typical eukaryotic gene and the pre-mRNA and mRNA derived from it. Assume that the gene…
A: The typical eukaryotic gene consists of an exon, intron, promoter sequence, a terminator sequence,…
Q: Which of the following mutations would be most likely to have the most negative effect on the…
A: Translation is the process of synthesis of protein in the cytoplasm.
Q: TRUE OR FALSE Errors in transcription can lead to silent mutations encoding the same amino acid or…
A: Silent mutations are the type of mutations in which base substitution has no effect in…
Q: Shown below is a schematic drawing of a gene, with the transcription unit divided into numbered…
A: Transcription is the process which are answerable for integrating the RNA from the DNA by the…
Q: Describe the effects of nonsynonymous, synonymous, andnonsense mutations on a protein and the…
A: Non-Synonymous mutation: - Mutations which alter the amino acid sequence of a protein. Synonymous…
Q: How can one primary transcript result in several polypeptides with different amino acid sequences.…
A: Primary transcript is called as Heterogeneous nuclear RNA or hnRNA. It has Introns and Exons. Exons…
Q: What would be the minimum length(approximate number of bases) of an mRNAthat coded for a protein 300…
A: To determine: To determine the required minimum length of an mRNA that is coded for a protein of 300…
Q: For the following mRNA sequences, what is the amino acid sequence formed? Consult genetic code table…
A: We are provided the mRNA sequence, and we need to write the amino acid sequence formed.
Q: a) What is a mutation in molecular terms? b) a mutation deletes a base in the genomic DNA…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: Identify the different regions of the mature mRNA by matching terms with regions. regions are shown…
A: Answer. Eukaryotic m RNA are mostly monocistronic having an average size of 1500 to 2000…
Q: Which of the followings indicate the order of procaryotic mRNA degreadation? cleavage of the…
A: Messenger RNA (mRNA) acts as the template for protein synthesis. Though mRNA is associated with…
Q: A synthetic mRNA added to a cell-free protein-synthesizing system produces a peptide with the…
A: The amino acids are the building blocks of the protein; the amino acids are the small molecules that…
Q: Draw the SMN2 mature mRNA before treatment with Spinraza
A: To better understand let's revise that the DNA is the hereditary molecule that transfers genetic…
Q: Which of the following types of RNA-based regulation may affect the expression of a target gene…
A: The process of translation can be regulated via riboswitch, attinuation and and antisense RNA. Gene…
Q: The gene for Receptor Z contains an unknown number of untranslated first exons that are spliced to a…
A: * Given that the gene for receptor Z contains unknown number of untranslated first exons that are…
For a specific type of mutation at a given location in a particular gene, identify whether it will affect the size of the mRNA, the protein, or both. How would the mutant appear on a gel in comparison to the original
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- The pre-mRNA transcript and protein made by several mutant genes were examined. The results are given below. Determine where in the gene a likely mutation lies: the promoter region, exon, intron, cap on mRNA, or ribosome binding site. a. normal-length transcript, normal-length nonfunctional protein b. normal-length transcript, no protein made c. normal-length transcript, normal-length mRNA, short nonfunctional protein d. normal-length transcript, longer mRNA, shorter nonfunctional protein e. transcript never madeIf the genetic code used 4 bases at a time, how many amino acids could be encoded?Which of the following mutations in the protein-coding region of a gene is more likely to lead to complete loss of function of the encoded protein: an insertion of six nucleotides or a deletion of two nucleotides? Briefly explain your answer.
- Consider this sequence below: GAG TAC ACG AGT GGA Which of the following options is an example of a non-synonymous point mutation? (remember to translate to mRNA!) A. GAG TAC AAT CGA GTG GA B. GAG TAC ACG GGT GGA C. GAG TAC A–G AGT GGA D. GAG TAC ACG AGA GGAHere is a eukaryotic gene. The numbers given are base pairs of exon and intron. How long in bases will the pre mRNA transcript be? Explain briefly. What is the maximum number of amino acids that could make up the protein product from the final mRNA? Explain briefly.What three different types of mutations involve changes in a single base, and what effect can each of them have on a coding sequence? Which type is the most common? Which type has the most severe effect on the function of the encoded protein?
- How would a mutation in the poly(A)-binding protein gene affect translation? How would an electron micrograph of polyribosomes from such a mutant differ from the normal pattern?Human wildtype and mutant alleles are identical in sequence except for a single base-pair substitution that changes one nucleotide towards the end of intron 2. The wildtype and mutant sequences of the affected portion of the mRNA are listed in the following table. Explain how a single base substitution could alter the reading frame, which could result in a physiological disorder?Define FOUR (4) types of point mutations within coding sequences
- How is it possible that a given mRNA in a cell is found throughout the cytoplasm but the protein that it encodes is only found in a few specific regions of the cytoplasm? Cite a few different possibilities.The coding sequences of Gene F and Gene G are shown by the double-stranded DNA below. What is the messenger RNA sequence when Gene F is transcribed?If there are 64 possible codons in the genetic code and the amino acid is specified by each, as read in the 5’ to 3’ direction from the mRNA sequence, which ones are STOP codons?