In a particular region of the genome of a certain bacterium, one DNA strand is transcribed to give rise to an mRNA for protein A and the other DNA strand is transcribed to give rise to an mRNA for protein B. a) Would there be any problem in expressing the two genes? 2. b) If a mutation occurred to affect the structure of protein A, what would you observe in the structure of protein B?
Q: Derive the amino acid sequence that is coded for by each of the following mRNA sequence. 5' CAA…
A: Amino acid are molecules which are combine to form a protein molecules.Amino acid are synthesized by…
Q: It is known that the second amino acid in that protein is argınine, and if we zoom in and look in…
A: The coding strand is the sense strand of the DNA double helix that has the polarity of 5'--> 3'…
Q: Why is a trimming process important in converting precursors of tRNA and rRNA to the active forms?
A: Ribonucleic acid is fundamental in different biological roles in coding, translating, regulation,…
Q: Why do adult human cells (other than germ cells and stem cells) NOT express the enzyme telomerase?…
A: Telomerase expression is required for cell immortalization ( in cancer cells) and long term tumour…
Q: a. If a single transition occurs in a codon that specifies Phe, what amino acids can be specified by…
A: Hi there! Since you have posted multiple questions, we are answering only first three sub-parts:…
Q: What is an Okazaki fragment, and how are they later “glued” together?
A: In the semi discontinuous mode of replication when DNA unwinds , one strand is synthesized…
Q: a. What are all the transversions that can be made starting with the codon CGG?b. Which of these…
A: C<-> A, G G<-> C,T CGG transversion are the following 1 ACC 2 ACT ЗАТТ 4 ATC…
Q: A. If the image below is an electron micrograph showing the result of an experiment in which DNA and…
A: Replication is a process of providing duplication of original data DNA Replication is a process of…
Q: A molecular geneticist hopes to find a Gene in human liver cell that codes for an important…
A: In heredity, gene occupies the basic physical and functional unit. They are found to be composed of…
Q: the gene above is transcribed into a functional mRNA, a.) how many codons will be carried by the…
A: The process of formation of messenger RNA with the help of template strand of DNA is called…
Q: If a DNA sequence (exons and introns) and the regions upstream/downstream are normal -- but no mRNA…
A: During RNA splicing Introns are removed and Exons ligated together to give rise to a functional RNA…
Q: if a protein that contain the two codon sequences showed a molar mass of 97,313 g /mol and the UV…
A: The molecular weight of a Protein can be accurately predicted if the amino acids making up the…
Q: What is the difference between transcription and translation during the central dogma of molecular…
A: The gene expression is divided by mainly two steps that are transcription and translation. Together…
Q: What would happen if any of the stages involved in the translation of DNA to protein were…
A: Translation is a process in which ribosomes synthesizes the proteins in Cytoplasm after the…
Q: (a) Write the sequence of the mRNA molecule synthesized from a DNA template strand having the…
A: Proteins are the biological polymers of amino acids. They are formed by peptide bonds by polypeptide…
Q: The template strand of a gene has the sequence 5'- CTACCGCGCGGTGCTAGGGGCCAT-3' What is the third…
A:
Q: What might be the result of a mutation of DNA in which a triplet code such as UAC now says UAA in…
A: Genetic material is nothing but the sequence of nucleic acids which is called as DNA. It contains…
Q: Which events during translation involve molecular recognition between base sequences within…
A: Introduction The process of formation of protein from the mRNA is termed as Translation.…
Q: A protein domain that recognizes 5-methylcytosine in the context of double-stranded DNA has been…
A: SET and RING-finger-associated (SRA) domain is involved in establishment and maintenance of DNA…
Q: Geneticists have found that when they cut out a eukaryotic gene from genomic DNA that they can…
A: Splicing The removal of introns (non coding part of gene) from pre mature RNA.
Q: . What mRNA base sequence would be obtained from the following portion of a gene?
A: Genetic information is transferred from genes to the proteins via messenger RNA.…
Q: What would be the likely effect of a mutation that prevents σ from dissociating from the RNA…
A: After the initiation of the transcription, the RNA strand would elongate by the action of RNA…
Q: What is the result of Frameshift mutations from the insertion or deletion of nucleotides within the…
A: Mutation, an alteration in the genetic material of a cell of a living organism or of a virus that is…
Q: Would a gain of function mutaion that occurs in the first exon of a gene with twelve exons more…
A: Gain-of-function type of mutation is a mutation in which the altered gene product possesses a new…
Q: if the following DNA sequence were transcribed, which of the following describes the output of this…
A: DNA is the genetic material in most living organisms. It is the information hub of the cell that…
Q: If the mRNA transcribed for this gene will be translated into a functional protein, how many amino…
A: Introduction Gene expression is the process through which a gene's information is used to create a…
Q: . a. What are all the transversions that can be made starting with the codon CGG?b. Which of these…
A: In molecular biology, a point mutation in DNA occurs when a single (two ring) purine (A or G) 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: When a eukaryotic gene is cut out of genomic DNA, geneticists have discovered that enabling the…
A: A gene is sequence of DNA, which codes for an mRNA through transcription. During the replication…
Q: If a mutation were found where additional five G/C (top/bottom) base pairs were inserted immediately…
A: The mutation is a sudden and heritable change in the sequence of an organism's genome that gives…
Q: When scientists cut a eukaryotic gene from genomic DNA, they discovered that enabling the strands to…
A: Alternative splicing is a method through which a messenger RNA may control the creation of many…
Q: As we described in class, in the early 1960's Francis Crick and colleagues set out to determine how…
A: Introduction Genetic code The sequence of bases that encodes a functional protein molecule is…
Q: peptide bonds between adjacent amino acids requires peptidyl transferase enzyme activity, which is…
A: The enzymatic activity of ribosome is called as peptidyl transferase activity. The site of catalysis…
Q: How would a mutation in the poly(A)-binding protein gene affect translation? How would an electron…
A: Restriction digestion analysis of any band that is subjected to the process of reverse transcription…
Q: Translate this RNA sequence into an amino acid sequence: 5'-AUG GGC UAC CGA-3'?
A: DNA and RNA are nucleic acids present in the organisms. DNA is the deoxy ribose nucleic acid whereas…
Q: If the mRNA produced had the sequence ACGCGU, What would be the tRNA anticodon sequence?
A: mRNA is a messenger RNA that is synthesized from the DNA by the process called transcription. The…
Q: When mRNA was discovered, Francis Crick proposed the Adaptor Hypothesis. He predicted that there…
A: Francis Crick proposed the adopter molecule hypothesis in the 1950s along with the central dogma of…
Q: Which of the following is the definition of a gene? A. RNA that delivers amino acids to a ribosome…
A: Genetics is a science of the study of genes. It involves the identification of specific genes for…
Q: Geneticists have found that when they cut out a eukaryotic gene from genomic DNA that they can…
A: DNA is double-stranded, but only one strand serves as a template for transcription at any given…
Q: Could a single nucleotide deletion restore the function of a protein-coding gene interrupted by the…
A: Introduction: The functional unit of DNA that code for proteins are known as genes.
Q: If the coding region of a gene (the exons) contains 2,100 base pairs of DNA, would a missense…
A: A missense mutation causes change in a single nucleotide. The resultant codon codes for an amino…
Q: A mutant strain of bacteria is isolated in which the amino acid glutamine is often erroneously…
A: Answer of the question given below...
Q: How might a single base substitution in the sequence of a gene affect the amino acid sequence of a…
A:
Q: The coding sequences of Gene F and Gene G are shown by the double-stranded DNA below. What is the…
A: The coding sequence of the Gene F and G are given as 5'…
Q: It was assumed that RNA was the first genetic material, and RNA can encode proteins that act as…
A: Introduction Oparin-Haldane model demonstrated the chemical evolution and suggested that inorganic…
Q: Which of the following BEST describes the characteristics and function of siRNA? A. a short strand…
A: siRNA or short interfering RNA or silencing RNA is a class of double stranded RNA molecules which…
Q: For the ovalbumin gene where would the 5′ untranslated region and 3′ untranslated regions be located…
A: Nuclei acids consist of a sequence of nucleotides, which provides information for protein production…
Q: Which of the following mutations in the protein-coding region of a gene is more likely to lead to…
A: A frameshift mutation is a type of gene mutation in which the insertion or deletion of one or more…
Q: What is the minimum length of time required for the synthesis by E. coli polymerase of an mRNA…
A: The transcription of an mRNA encoding a 100-kDa protein by E. coli polymerase is known as…
Q: The human genome contains thousands of sequences known as small open reading frames, some of which…
A: Deoxyribonucleic acid (DNA) is a genetic material and it carries genetic information from one cell…
In a particular region of the genome of a certain bacterium, one DNA strand is transcribed to give rise to an mRNA for protein A and the other DNA strand is transcribed to give rise to an mRNA for protein B.
- a) Would there be any problem in expressing the two genes?
2. b) If a mutation occurred to affect the structure of protein A, what would you observe in the structure of protein B?
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- a. If a single transition occurs in a codon that specifies Phe, what amino acids can be specified by the mutated sequence? b. If a single transversion occurs in a codon that specifies Phe, what amino acids can be specified by the mutated sequence? c. If a single transition occurs in a codon that specifies Leu, what amino acids can be specified by the mutated sequence? d. If a single transversion occurs in a codon that specifies Leu, what amino acids can be specified by the mutated sequence?Given the template DNA sequence: 3’ - TAC - CAG - GTT - ACC - ATC - 5’ A.) What will be the mRNA requence corresponding to the template DNA sequence? B.) What is the amino acid sequence in letter A? ( e.g. Arg, Phe, etc.) C.) If the coding sequence of the dsDNA will "serve" as the template for transcription, what is the corresponding mRNA sequence? D.) With the mRNA transcript in letter C, what will be the amino acid sequence? ( e.g. Arg, Phe, etc.)If the coding region of a gene (the exons) contains 2,100 base pairs of DNA, would a missense mutation causes a protein to be shorter, longer, or the same length as the normal 700 amino acid proteins? What would be the effect of a nonsense mutation? A sense mutation?
- Geneticists have found that when they cut out a eukaryotic gene from genomic DNA that they can hybridize one of the strands of that gene to the mRNA for that gene by allowing the strands to hydrogen bond. Why is it sometimes claimed that alternative splicing of exons from a single gene results in a set of proteins of related function?If the coding region of a gene (the exons) contains 2,100 base pairs of DNA, would a missense mutation cause a protein to be shorter, longer, or the same length as the normal 700 amino acid proteins? What would be the effect of a nonsense mutation? A sense mutation?Geneticists have found that when they cut out a eukaryotic gene from genomic DNA that they can hybridize one of the strands of that gene to the mRNA for that gene by allowing the strands to hydrogen bond. Why did the appearance of these hybridized strands provide evidence of the existence of introns in eukaryotic genes?
- 1. If the gene above is transcribed into a functional mRNA, a.) how many codons will be carried by the functional mRNA? b.) what is the sequence of the 25th codon? c.) what is the sequence of the stop codon? 2. If the mRNA transcribed for this gene will be translated into a functional protein, a.) how many amino acids will be used to build the polypeptide chain? b.) what is the amino acid coded by the 25th codon? c.) what is the amino acid coded by the last codon? 3. If the above gene is one of the three structural genes of the lac operon that codes for the protein/ enzyme responsible for breaking lactose into two molecules of simple sugars, a.) what triggers the activation of this gene? b.) what triggers the inactivation of this gene? c.) what substance is attached to the operator region of the operon in the absence of activator? d.) what gene is responsible for the synthesis of the substance used to attach in the operator region in the absence of activator? e.) what…1. If the gene above is transcribed into a functional mRNA,a.) how many codons will be carried by the functional mRNA?b.) what is the sequence of the 25th codon?c.) what is the sequence of the stop codon?2. If the mRNA transcribed for this gene will be translated into a functional protein,a.) how many amino acids will be used to build the polypeptide chain?b.) what is the amino acid coded by the 25th codon?c.) what is the amino acid coded by the last codon?Consider the following sequence of DNA: 3'-TTA CGG-5'What dipeptide is formed from this DNA after transcription and translation? b. If a mutation converts CGG to CGT in DNA, what dipeptide is formed? c. If a mutation converts CGG to CCG in DNA, what dipeptide is formed? d. If a mutation converts CGG to AGG in DNA, what dipeptide is formed?
- Given the following DNA sequence: 5’-ATGCGGCCAAGGTCAGAGTGACA-3’ a) If this DNA strand represents the “Sense Strand” of DNA, what would be the RNA sequence? b) If this DNA strand represents the “Antisense Strand” of DNA, what would be the RNA Sequence? c) What would be the other strand of DNA?Consider the following mRNA base sequence 5' CUG-CAC 3' (a) What dipeptide is coded for by this mRNA? (b) What dipeptide is formed if a mutation converts CUG to CUU? (c) What dipeptide is formed if a mutation converts CAC to CGC? (d) What dipeptide is formed if a mutation converts CUG to CUU and CAC to CGC?(a) How many activation cycles are needed for a protein with 150 amino acids? (b) How many initiation cycles are needed for a protein with 150 amino acids? (c) How many elongation cycles are needed for a protein with 150 amino acids? (d) How many termination cycles are needed for a protein with 150 amino acids?