18. Amino acids at the N-terminal end of eukaryotic polypeptides that contain information required for post-translational processing and determining the extra-cellular destination of the nascent polypeptides. Group of answer choices 1. Sigma Sequence 2. Signal Sequence 3. Chaperone Sequence 4. Kozak Sequence

Q: What would be the 5 first nucleotides that form the mRNA?

A: Transcription is an important step in the gene expression in eukaryotes and Prokaryotes. It involves…

Q: What does the A site on the ribosome do?     What does the P site on the ribosome do?…

A: The ribosome is a complex molecule made up of ribosomal RNA molecules and proteins that functions as…

Q: EF-tu     binds to the 3'end of charged tRNAs     can only bind a charged tRNA when it is…

A:

Q: Which of these is a post-translational modification that targets a protein to the proteasome? LO…

A: Post-translational modifications include changes in the polypeptide chain after its synthesis during…

Q: The Cystic Fibrosis receptor (CFTR) is a transmembrane protein that functions as an ion channel…

A: The compartment where Delta 508 mutation occurs that leads to folding defect in CFTR.  This causes a…

Q: Match the following molecules to the correct description. DNA [ Choose ] [Choose ] exons, introns…

A: DNA- deoxyribonucleotides tRNA- anticodon and amino acids rRNA- ribosomes and protein translation…

Q: An RNA polymer is made by using the enzyme polynucleotide phosphorylase with equal quantities of CTP…

A: Answer : glycine, proline, alanine, arginine,  The possible codons can be  CCG CGC GCC GGC GCG CGG

Q: The "factory" itself, made of two [Choose] subunits [Choose] FRNA The site from which the growing…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: Which of the following statements about the post-translation modification of proteins by…

A: In eukaryotes, post-translation modification of proteins takes place. After a protein is formed ( by…

Q: To which of the following tRNA structures is the amino acid attached with during aminoacylation?…

A: The production of polypeptide chain from the mRNA (contain genetic codons) is known as translation…

Q: What is not true about the difference between translation in prokaryotes and eukaryotes? O in…

A: mRNA (messenger ribonucleic acid) is a type of RNA that carries genetic instructions from DNA to the…

Q: 2. A molecule of tRNA with the anticodon 5'-ACC-3' will transport the amino acid the tRNA and the…

A: The genome is the genetic material of an organism that is passed down to its descendants and can be…

Q: The following statements best describes the RNA structure EXCEPT

A: RNA is also known as ribonucleic acid, which is present in almost all cells. It is also similar to…

Q: (a) () The isoelectric point (pl) of the protein, i.e., the pH at which the overall electrostatic…

A: The isoelectric point (pI) is the pH of a solution at which a given protein has a net charge of…

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

A: Transfer ribonucleic acid or tRNA is a small molecules which helps in translation of mRNA into…

Q: During translation elongation cycle, which of the following step(s) is/are repeated for each amino…

A: Translation is a process by which proteins are synthesized from mRNA template. It involves all the…

Q: Which of the following statement(s) about the tRNA molecule is NOT correct?   Question 39 options:…

A: The statement that is NOT correct is aminoacyl-t RNA molecules are mostly found in the nucleus of a…

Q: Which of the following is required for RNA splicing to occur?   a 2´ hydroxyl group   a free 5´…

A: Introduction: Eukaryotic genes often contain intervening sequences called introns that separate the…

Q: in the endoplasmic reticulum and Golgi-complex, the determination of proper folding depends on what…

A: One of the most important post-translational modifications of proteins, protein glycosylation has a…

Q: Initiation of translation in E. coli requires:   Question 26 options:…

A: Initiation of translation in E. coli requires several components, including:1. mRNA: The messenger…

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: How many activation cycles, Initiation cycles, Elongation cycles and termination cycles are needed…

A: Protein synthesis occurs in four main steps such as activation or charging of tRNA, initiation of…

Q: Is this diagram of tRNA technically incorrect? Shouldn't it be 3' on the left and 5' on the right…

A: The tRNA or the transfer acyl Ribonucleic Acid serves as an adapter molecule during the process of…

Q: Which of the following statement about mRNA is TRUE?   Question 12 options:     mRNA splicing is a…

A: mRNA  The mRNA or messenger ribonucleic acid is the single stranded RNA which have code for…

Q: Match the function with the appropriate protein or sequence:

A: tRNA is a short nucleotide chain with L-shaped structure. A tRNA molecule is required for…

Q: During protein synthesis, which step does NOT require energy? dissociation of the 70S ribosome after…

A: The process of gene expression involves two steps: transcription and translation. Translation is the…

Q: Choose from the following: 5'cap, exon, a site, promoter, p site, intron, AAUAAA, start condon 1.…

A: Transcription is the process by which genetic information encoded in DNA is used to synthesize a…

Q: Below is a diagram of charged tRNAs in the active site of the ribosome during translation of the…

A: Translation is the process of synthesis of protein. It takes place in the cytoplasm.

Q: The first three codons for a mRNA sequence are 5' CCG GCC UCA 3'. What anticodons will the correct…

A: The DNA encodes for protein molecules, carrying out all the functions necessary for life. Enzymes…

Q: The following sequence is a portion of the N-terminus of the ACE2 receptor.  The secondary structure…

A: Each amino acid has a different property.

Q: 21. mRNA serves as template for the synthesis of polypeptide.  true or false

A: The translation process is by which organisms forms protein or a polypeptide chain.

Q: Which of the following statements about the post-translation modification of proteins by…

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Q: Arrange the following steps in correct sequence. Translation 1. Formation of the peptide bond 2.…

A: The nucleotide is the most fundamental component of nucleic acids. The polymers RNA and DNA are made…

Q: 25.  A portion of an mRNA attached to a ribosome reads:   5′ GACAUGAACAGC 3′ If a tRNA with a…

A: The translation is a process of Protein synthesis where a copy of mRNA is used as a template strand.…

Q: The synthesis of a protein requires that the amino acids that constitute the growing polypeptide…

A: In the intricate dance of cellular processes, protein synthesis takes center stage, orchestrating…

Q: 46.Describe briefly the functions of the three types of RNA (tRNA, mRNA and rRNA) in protein…

A: Transcription the process of making RNA copy from DNA. Translation is the process of making proteins…

Q: 1) List 5 factors involved in the process of either initation or elongation of translation

A: Translation is the process by which the genetic code contained within an mRNA is decoded to produce…

Q: Match the molecule with its correct description

A: mRNA - Carries a copy of the genetic "message". tRNA  -   Has anticodons Aminoacyl tRNA synthetase -…

Q: If this was an eukaryote, what would you find in the leftmost cytosine? 5' Poly A tail 3' Poly A…

A: IntroductionIn eukaryotic mRNA, there are two important structures that are added to the ends of the…

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: . By use of a labeled diagram or a written description, distinguish the roles of the following in…

A: Translation is the process by which proteins are produced from mRNA templates.  All cells use the…

Q: How many moles of ATP and GTP are required to synthesize a mole of a polypeptide 100 amino acids…

A: In protein biosynthesis, amino acids are activated by the binding of a specific tRNA molecule and…

Q: Before the next elongation cycle can take place at a ribosome, the peptide chain of the…

A: In the intricate process of protein translation, ribosomes orchestrate the synthesis of vital…

Q: The 3 sites that bind tRNAs on a ribosome are on the A, P and E sites. How many sites can tRNA(s) be…

A: Translation is the formation of protein from mRNA. It occurs in cytoplasm of cell.

Q: Although aminoacyl-tRNA synhtetases make few errors, occasionally an error. How can these error be…

A: The translation is the process in which ribosomes in the cytoplasm or endoplasmic reticulum…

Q: 29. Given the DNA sequence, please write the mRNA and then amino acid sequence.…

A: Amino acids are the organic compounds that contain both amino and carboxylic acid as their…

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