Synonymous mutations are: O a. a change from a stop codon to an amino-acid coding codon. O b. changes in a codon that do not change the amino acid coded. O c. a change from a non-coding sequence to a start codon. d. a change from an amino-acid coding codon to a stop codon. O e. changes in a codon that change a coded amino acid.

Q: 63. A student studying mutations found her amino acid chain was…

A: Genetic information is carried by genes to make proteins .  Process includes:-  I ) Transcription II…

Q: Where is the start codon located?

A: A sequence of three nucleotides on the mRNA strand is known as the codon. Each codon codes for the…

Q: GCA UGC CGA UAC

A: 1. The tRNA anticodons for the amino acid sequence shown above is - GCA UGC CGA UAC

Q: The anticodon of a tRNA is 5' AAU 3' a. What codon does the tRNA recognize? b. What amino acid does…

A: BASIC INFORMATION  TRANSLATION  It is the process through which the proteins are made with the…

Q: Which of the following could be the mRNA codon, the codon on the DNA sense strand, and the codon on…

A: DNA => Transcription => mRNA => Translation => Protein. In DNA: 5' - 3' strand is called…

Q: What happens when EF-Tu is mutated A. Be involved in transcription instead of translation B.…

A:

Q: The Kozak rules determine a. the choice of the start codon in complex eukaryotes. b. the choice of…

A: Eukaryotic mRNA (messenger ribonucleic acid) can have multiple AUG (start codon) sequences on it.…

Q: Which of the following mutations would be more detrimental to an organism? 1) a mutation that…

A: Mutations are the alterations in the DNA that can happen either due to internal factors like…

Q: When a ribosome reads a codon onmRNA, it must bind to the ____________of acorresponding tRNA.a.…

A: Protein synthesis involves two processes known as transcription and translation. In transcription,…

Q: Methionine is also known as Select one: a. the start codon b. the stop codon c. isoleucine d.…

A: Methionine is an amino acid that consists of a sulfur atom in its side chain. It is a part of many…

Q: A SNV mutation that results in an early stop codon is called: A. silent mutation B. silencing…

A: A mutation occurs when there is a change in a DNA sequence. This may result from an error during the…

Q: The sequence of a gene was changed (mutated) such that, instead of producing a mRNA with the codon…

A: Mutations can have different impacts on an life form, extending from generous to detrimental. They…

Q: کو اتار کر کے TATAAA box Translation initiation codon Intron 1 Exon 2 Intron 2 A. 5' Capping defect…

A: The answer is option           The answer is option (E). Protein truncation.

Q: nonsense mutations add a stop codon, which stops translation at the site of the mutation. This makes…

A: Mutation can be defined as a genetic change in the genetic material of an organism, which results in…

Q: Without using your textbook, determine what protein sequence would be translated from the mRNA…

A: DNA is the store house of genetic information. This information is in the form of nucleotide…

Q: What is the anti-codon in tRNA that corresponds to the codon pGpCpA in MRNA? А. рТрGpC В. рСpGpT С.…

A: During replication and transcription a nucleic acid was copied from another nucleic acid. Hence this…

Q: Which of the following statements is/are TRUE about wobble base pairing? a. Explains why there are…

A: Wobble base pairing is mainly defined as the pairing between two nucletodes that does not follow the…

Q: In protein biosynthesis, the first codon of the new amino acid chain corresponds to:     a. C…

A: The codons are triplets of nucleotides present in the mRNA sequence. There is a total of 64…

Q: An enzyme known as ___________________ attaches an amino acid to the_________________ of a tRNA,…

A: Translation is the process by which polypeptides are synthesized from a mRNA transcript which is…

Q: A mutation occurs that alters the third base in an mRNA codon from a C to a G. This mutation is most…

A: Introduction : A change in the sequence of DNA due to damage to the DNA or some other factors, which…

Q: Please explain why it is useful that our RNA is read in codons. Imagine a hypothetical scenario…

A: DNA or Deoxyribonucleic Acid acts as a hereditary material of almost all biological entities (some…

Q: Which of the following mutations is likely to be the least harmful? A. A +1 frameshift mutation B.…

A: ANSWER;-  B). A +3 frameshift mutation Explain;- A frameshift mutation is a type of mutation…

Q: Which of the following is/are required in the amino acid activation by aminoacyl-tRNA synthetase?…

A:

Q: Which of the following is not possible?a. A nonsynonymous mutation in an intronb. A nonsynonymous…

A: Nonsynonymous mutations are those mutations that can change the protein encoded by mRNA and are…

Q: 55 __________________ assemble to form a spliceosome, the splicing machine that excises introns. A.…

A: Introduction Transcription is a process where mRNA is produced from DNA. After transcription mRNA…

Q: Now the gene sequence was changed in a different way, such that instead of producing a mRNA with the…

A: Mutations are abrupt changes in the DNA sequence that may or may not change the amino acid sequence…

Q: In 1964, Nirenberg and Leder used the triplet binding assay to determine specific codon assignments.…

A: In 1964 Nirenberg and Philip Leder, a postdoctoral fellow at NIH, discovered a way to determine the…

Q: Which amino acid is carried by the tRNA with the anticodon 5'-UCA-3'? None-this is a stop codon. OI.…

A: The process of translation helps in formation of long chains of amino acids ie, polynucleotides.  We…

Q: Which of the following nucleotide triplets best represents a codon?

A: Introduction:- A codon is a triplet of bases (or nucleotides) in the DNA coding for one amino acid.…

Q: A nonsense mutation Select one: a. results in a larger protein being produced from the mutated gene…

A: Introduction :- There are a number of disorders known to be caused by nonsense mutations, including:…

Q: Which of the following is a characteristic of the genetic code? a. codons and anticodons consist of…

A: Genetic code is considered as the base triplet code, which poses 3 nucleotide bases. These codons…

Q: The tRNA for Phe binds to the mRNA codon UUU. You mutate the anticodon of the Phe-tRNA from AAA to…

A: RNA is the nucleic acids similar to the DNA and contains uracil instead of the thymine. It plays…

Q: Which of the following describes a silent mutation that is undetectable in the final protein…

A: Mutation can be outlined as the variation within the sequence of DNA. It generally occurs as a…

Q: A missense mutation is a mutation in which: a. one nucleotide in a codon is changed, but the codon…

A:

Q: A single base substitution mutation is likely to have a less harmful effect when the base change…

A: Point mutations are the mutation which cause change in nucleotide base at specific position . It can…

Q: Which of the following regions within a mRNA sequence indicates the start of translation? O a.…

A: Translation is a fundamental biological process wherein the genetic information encoded in the…

Q: A SNV mutation that results in no change in the amino acid sequence is called:  A. silent mutation…

A: A mutation is a permanent alteration in the DNA sequence of an organism's genome. DNA, or…

Q: Missense mutations   a create premature stop codons   b cause no change in a gene product   c…

A: A mutation is a change that occurs in our DNA sequence, either due to mistakes when the DNA is…

Q: Below is the sequence of MRNA. 1. if U is mutated to C, then it will lead to a [ Select ) mutation.…

A: Answer :- 1. UGU (Cys) is converted to UGC (Cys) - silent mutation

Q: A charged tRNA is approaching the ribosome during the translation of an mRNA. The anti-codon…

A: Translation, as related to genomics, is the process through which information encoded in messenger…

Q: E A F AUCG 1w 會1 C O a O b A G LL

A: The tRNA has a distinctive folded structure with three hairpin loops that forms the shape of the…

Q: The initiation factors a. help assembling both ribosomal subunits with mRNA and initiator tRNA b.…

A: initiation factors bind to the repressors to regulate the process of translation  there are three…

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.