Human Heredity: Principles and Issues (MindTap Course List)
11th Edition
ISBN: 9781305251052
Author: Michael Cummings
Publisher: Cengage Learning
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Textbook Question
Chapter 9, Problem 19QP
Below is the structure of glycine. Draw a tripeptide composed exclusively of glycine. Label the N-terminus and C-terminus. Draw a box around the peptide bonds.
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Chapter 9 Solutions
Human Heredity: Principles and Issues (MindTap Course List)
Ch. 9.6 - Antibiotics and Protein Synthesis Antibiotics are...Ch. 9.6 - Antibiotics and Protein Synthesis Antibiotics are...Ch. 9 - There have been recurring cases of mad-cow disease...Ch. 9 - There have been recurring cases of mad-cow disease...Ch. 9 - There have been recurring cases of mad-cow disease...Ch. 9 - The Link Between Genes and proteins The genetic...Ch. 9 - Define replication, transcription, and...Ch. 9 - If the genetic code used 4 bases at a time, how...Ch. 9 - If the genetic code uses triplets, how many...Ch. 9 - What is the start codon? What are the stop codons?...
Ch. 9 - Is an entire chromosome made into an mRNA during...Ch. 9 - The promoter and terminator regions of genes are...Ch. 9 - The following segment of DNA codes for a protein....Ch. 9 - What are the three modifications made to pre-mRNA...Ch. 9 - The pre-mRNA transcript and protein made by...Ch. 9 - Briefly describe the function of the following in...Ch. 9 - Prob. 12QPCh. 9 - Determine the percent of the following gene that...Ch. 9 - How many kilobases of the DNA strand below will...Ch. 9 - Prob. 15QPCh. 9 - Given the following tRNA anticodon sequence,...Ch. 9 - Given the following mRNA, write the...Ch. 9 - The following is a portion of a protein:...Ch. 9 - Below is the structure of glycine. Draw a...Ch. 9 - Indicate in which category, transcription or...Ch. 9 - Prob. 21QPCh. 9 - Polypeptide folding is often mediated by other...Ch. 9 - Do mutations in DNA alter proteins all the time?Ch. 9 - a. Can a mutation change a proteins tertiary...
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- In this sequence: Histidine - Alanine - Aspartic acid - Leucine tetrapeptide (show using your model how the water is released). Show the peptide bonds on your figure. See figure 1arrow_forwardDraw the structural formula of the oligopeptide if the amino acids are arginine, glutamine, glycine, methionine and glutamic acid considering the first amino acid is the N-terminusarrow_forwardImagine the main chain of a protein bends back on itself, so that two amino acid residues R, and R, come close to each other. In the table below are four possibilities for what R, and R, might be. In each case, decide whether a specific interaction could form between the residues. If a specific interaction could form, give the name of the interaction. R₁ R₂ threonine cysteine glutamine arginine cysteine tyrosine phenylalanine glutamate specific interaction? Oyes no yes O no O yes O no Oyes O no name of specific interaction 0 0 0 0 Xarrow_forward
- Draw the oligopeptides' structure and provide the corresponding name for each oligopeptide 1. Dipeptide Ala-His 2. Tripeptide Glu-Pro-Cys Note: First residue is the N-terminal amino acidarrow_forwardDraw out the structural formula of the oligopeptide, with the first amino acid as the N-terminusarrow_forwardWrite the structure formula, three-letter and one-letter abbreviation for each essential amino acid at pH 7. Histidine Arginine Lysinearrow_forward
- Draw at least 2 amino acids. Label the N-terminus and the C-terminus. Describe the property of the amino acids.arrow_forwardDescribe the amino acid illustrated above (at pH = 7.0). (the following amino acid at pH = 7 (aqueous form): (COO-)–CH(NH3+)–CH2–(COO-)) it is a non-polar, positively-charged amino acid it is a polar, positively-charged amino acid it is a polar, uncharged amino acid it is a polar, negatively-charged amino acid it is a non-polar, negatively-charged amino acidarrow_forwardSuppose that the given peptide below is a segment in a globular protein's primary structure. Determine what would most likely be the type of secondary structure that it will form. Explain. T-L-S-A-R-I-D-Varrow_forward
- On the diagram above, draw a line across each peptide bond in oligopeptide 3a. Write the single-letter sequence. On the diagram above, circle all the chiral centres in oligopeptide 3a. Complete the Table below to indicate, for oligopeptide 3a, the charges on ionisable groups and the net overall charge at pH 7 and at pH 11. What moieties within oligopeptide 3a are those mainly responsible for the formation of an alpha-helix? Name the process that leads to the unfolding of the alpha helix to yield a random coil. State and justify, for oligopeptide 3a, which amino acid side chains will be involved in: hydrophilic interactions, hydrophobic interactions, disulphide bridges and salt bridges. In each case, briefly justify your choice.arrow_forwardA picture of the two disaccharide repeats of hyaluronic acid are shown below. Name the two different glycosidic linkages. Are these the same linkages as those found in glycogen?arrow_forwardDraw the structure of the following: (in the image provided)Use the amino acids below.F - PhenylalanineI - IsoleucineG - GlycineH - HistidineT - ThreonineE - Glutamic acidR - Argininearrow_forward
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