Normal Mutant (+) Paper chromatography Paper chromatography Electrophoresis at pH = 6.5 Electrophoresis at pH = 6.5

Q: Two missense mutations in the gene that encodes an enzyme called superoxide dismutase cause a form…

A: According to the question, we have to mention the codons which are responsible for the…

Q: Explain why a point mutation does not necessarily change the oriignal amino acid sequence.  Explain…

A: A mutation refers to the alteration in the sequence of nucleotides in an organism’s DNA…

Q: Which of the following sequences is most likely to form a beta-turn? Explain why?…

A: The majority of proteins are globular in form. Thus, forming, turning, bending, or reorienting is…

Q: (b) r , The following polypeptide sequence has three alpha helices and two B turns. Based on what we…

A: An amino group and an acid group-containing organic molecules are called Amino acids.…

Q: Given the following Wild Type and Mutated DNA sequences: 1.) Identify where the base pair change…

A: Mutations are the abrupt changes in the DNA sequences due to wrong reading of the DNA polymerase…

Q: Isoleucine is encoded by three codons (5')AUU, (5')AUC, and (5')AUA. These three codons are…

A: Wobble hypothesis: This hypothesis was given by Francis Crick. According to this hypothesis the…

Q: Which amino acid residue is preferred at which position in the following peptide for cleavage by…

A: While writing a polypeptide, the left side is the N terminus and the right side is the C terminus.

Q: How does the aminoacyl-tRNA synthetase that attaches the amino acid proline know which tRNA to…

A: tRNA is a small, well-characterized RNA molecule which plays a key role in protein biosynthesis.…

Q: Digestion of a peptide with trypsin generates two smaller peptide products: methionine-glycine and…

A: pepsin is a serine protease that cleaves the bond present in the C-terminal of amino acids Lysine…

Q: The sequence of kassinin, a tachykinin dodecapeptide from the African frog Kassina senegalensis, was…

A: Introduction :-  To analyse the sequence of amino acid in a protein or structure of a protein means…

Q: Two possible point mutations are the substitution of lysine for leucine or the substitution of…

A: Amino acid mutations refer to changes in the DNA sequence that result in alterations to the sequence…

Q: The following RNA sequence represents a small messenger which can be translated in a prokaryotic…

A: The first step in translating an RNA sequence into a protein is to divide the sequence into codons,…

Q: Consider the following coding 71 nucleotide DNA template sequence (It does not contain a…

A: In cell protein formed according to the sequence on mRNA. mRNA is formed from DNA sequence by the…

Q: Assume that the translational error frequency, d, is 1 * 10–4. (a) Calculate the probability of…

A: The probability that a protein molecule is completely error free is (1-δ)n, where n is the number of…

Q: Insulin is a peptide hormone encoded by the INS gene, which is on chromosome 11. Insulin is produced…

A: The hormone insulin is required by the body to reduce the level of blood glucose. The pancreatic…

Q: Which form of flavin adenine dinucleotide is the "reduced" form, FAD or FADH2? Explain

A: Flavin Adenine Dinucleotide: It is a redox active coenzyme associated with various proteins, which…

Q: Explain the significance of the following statement: The functioning of the aminoacyl-tRNA…

A: DNA is the genetic material in most living organisms. It is the information hub of the cell that…

Q: polypeptide has the following amino acid sequence: Met-Ser-Pro-Arg-Leu-Glu-Gly The amino acid…

A: Wild type sequence : Met Ser Pro Arg Leu Glu Gly    Mutant 1: Met Ser Pro   After pro, the peptide…

Q: You are in the process of determining theamino acid sequence of a protein and must reconcile…

A: In the first trial, the protein has glycine at the amino terminal while asparagine at the carboxyl…

Q: Which amino acid pair constitutes the hydrophobic patch on sickle cell hemoglobin that results in…

A: Sickle cell disease is caused due to inversion of one base pair (A -> T). Due to which, the sixth…

Q: Choose a pentapeptied composed of five different amino acids.  List the five amino acids.…

A: mRNA strand is synthesized from the template strand of the DNA by transcription. This mRNA is…

Q: Consider a mutation that results in a substitution of Cysteine (CYS) ) for Tyrosine (TYR) at…

A: Cysteine is a polar amino acid.  Cysteine is a triprotic acid with three ionizable functional…

Q: What are the sequences of all the possible tripeptides that contain the amino acids, serine, leucine…

A: The polypeptide is made up of amino acid residues, which are joined by the peptide bond.

Q: The sequences (N-terminal to C-terminal) of the smaller peptides produced by trypsin digestion were…

A: Enzymes can catalyze several reactions and aid in speeding up a reaction. There are several enzymes…

Q: Each type of molecule listed below is recognized by a specific class of nuclear import receptor…

A: Importin and exportin refer to the nuclear transport receptors that are responsible for the…