Organic And Biological Chemistry
7th Edition
ISBN: 9781305081079
Author: STOKER, H. Stephen (howard Stephen)
Publisher: Cengage Learning,
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Textbook Question
Chapter 9, Problem 9.36EP
In what way is the structure of glycine different from that of the other 19 common amino acids?
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Organic And Biological Chemistry
Ch. 9.1 - Prob. 1QQCh. 9.1 - Proteins are naturally occurring unbranched...Ch. 9.2 - Prob. 1QQCh. 9.2 - How do the various standard amino acids differ...Ch. 9.2 - The number of carboxyl groups and amino groups...Ch. 9.2 - How many different subclassifications are there...Ch. 9.2 - Which of the following statements concerning...Ch. 9.3 - Prob. 1QQCh. 9.3 - Proteins from plant sources are a. always complete...Ch. 9.3 - Incomplete dietary proteins contain inadequate...
Ch. 9.4 - Which of the following statements concerning the...Ch. 9.4 - Prob. 2QQCh. 9.4 - Which of the following statements concerning...Ch. 9.5 - Which of the standard amino acids exist as...Ch. 9.5 - Which of the following is the zwitterion ion...Ch. 9.5 - Which of the following is the structural form for...Ch. 9.6 - Cysteine is unique among standard amino acids in...Ch. 9.6 - Prob. 2QQCh. 9.7 - The joining together of two amino acids to form a...Ch. 9.7 - Prob. 2QQCh. 9.7 - Which of the following statements concerning the...Ch. 9.7 - What functional group is present in the bond...Ch. 9.7 - How many isomeric tripeptides can be formed from...Ch. 9.8 - The two best-known peptide hormones present in the...Ch. 9.8 - Which of the following peptides is an important...Ch. 9.9 - The term protein is generally reserved for...Ch. 9.9 - The presence of which of the following is a...Ch. 9.9 - Which of the following is not a distinguishing...Ch. 9.10 - Prob. 1QQCh. 9.10 - Prob. 2QQCh. 9.10 - Two different proteins that contain the same...Ch. 9.11 - Prob. 1QQCh. 9.11 - Prob. 2QQCh. 9.11 - Which of the following statements concerning the ...Ch. 9.12 - Interactions between amino acid R groups are...Ch. 9.12 - Prob. 2QQCh. 9.12 - R group interactions between which of the...Ch. 9.13 - Prob. 1QQCh. 9.13 - Prob. 2QQCh. 9.14 - The complete hydrolysis of a protein produces a...Ch. 9.14 - Which of the following statements concerning...Ch. 9.15 - Which of the following levels of protein structure...Ch. 9.15 - Which of the following does not involve protein...Ch. 9.15 - Which of the following is not a denaturing agent...Ch. 9.16 - Which of the following statements concerning...Ch. 9.16 - Prob. 2QQCh. 9.16 - Prob. 3QQCh. 9.16 - In which of the following pairs of proteins are...Ch. 9.17 - Insulin and human growth hormone are examples of...Ch. 9.17 - Myoglobin and transferrin are examples of a....Ch. 9.17 - Prob. 3QQCh. 9.18 - Prob. 1QQCh. 9.18 - Which of the following statements concerning basic...Ch. 9.18 - Which of the following statements about antibodies...Ch. 9.19 - Prob. 1QQCh. 9.19 - Prob. 2QQCh. 9.19 - In which of the following pairs of plasma...Ch. 9 - Prob. 9.1EPCh. 9 - What element is always present in proteins that is...Ch. 9 - What percent of a cells overall mass is accounted...Ch. 9 - Prob. 9.4EPCh. 9 - What is signified when an amino acid is designated...Ch. 9 - Prob. 9.6EPCh. 9 - Prob. 9.7EPCh. 9 - Indicate whether or not each of the following...Ch. 9 - Prob. 9.9EPCh. 9 - How many carbon atoms are present in the R group...Ch. 9 - Prob. 9.11EPCh. 9 - Prob. 9.12EPCh. 9 - Prob. 9.13EPCh. 9 - Prob. 9.14EPCh. 9 - Prob. 9.15EPCh. 9 - Prob. 9.16EPCh. 9 - Prob. 9.17EPCh. 9 - Prob. 9.18EPCh. 9 - Prob. 9.19EPCh. 9 - Prob. 9.20EPCh. 9 - Prob. 9.21EPCh. 9 - Prob. 9.22EPCh. 9 - In what way is the structure of the amino acid...Ch. 9 - Which two of the standard amino acids are...Ch. 9 - Prob. 9.25EPCh. 9 - Prob. 9.26EPCh. 9 - Indicate whether or not each of the following...Ch. 9 - Prob. 9.28EPCh. 9 - Prob. 9.29EPCh. 9 - Prob. 9.30EPCh. 9 - Prob. 9.31EPCh. 9 - Prob. 9.32EPCh. 9 - Prob. 9.33EPCh. 9 - Prob. 9.34EPCh. 9 - To which family of mirror-image isomers do nearly...Ch. 9 - In what way is the structure of glycine different...Ch. 9 - Draw Fischer projection formulas for the following...Ch. 9 - Draw Fischer projection formulas for the following...Ch. 9 - Prob. 9.39EPCh. 9 - Prob. 9.40EPCh. 9 - At room temperature, amino acids are solids with...Ch. 9 - At room temperature, most amino acids are not very...Ch. 9 - Draw the zwitterion structure for each of the...Ch. 9 - Draw the zwitterion structure for each of the...Ch. 9 - Draw the structure of serine at each of the...Ch. 9 - Prob. 9.46EPCh. 9 - Prob. 9.47EPCh. 9 - Most amino acids have isoelectric points between...Ch. 9 - Glutamic acid exists in two low-pH forms instead...Ch. 9 - Arginine exists in two high-pH forms instead of...Ch. 9 - Prob. 9.51EPCh. 9 - In a high-pH aqueous solution, indicate whether...Ch. 9 - When two cysteine molecules dimerize, what happens...Ch. 9 - What chemical reaction involving the cysteine...Ch. 9 - What two functional groups are involved in the...Ch. 9 - Prob. 9.56EPCh. 9 - Prob. 9.57EPCh. 9 - Prob. 9.58EPCh. 9 - Prob. 9.59EPCh. 9 - What are the two alternating structure units...Ch. 9 - Draw a complete condensed structural...Ch. 9 - Draw a complete condensed structural...Ch. 9 - With the help of Table 20-1, identify the amino...Ch. 9 - Prob. 9.64EPCh. 9 - Prob. 9.65EPCh. 9 - With the help of Table 20-1, assign an IUPAC name...Ch. 9 - Prob. 9.67EPCh. 9 - Draw condensed structural formulas for the...Ch. 9 - Prob. 9.69EPCh. 9 - For the tripeptide SerArgIle which amino acid...Ch. 9 - Prob. 9.71EPCh. 9 - Consider the tripeptide leucylvalyltryptophan. a....Ch. 9 - Explain why the notations SerCys and CysSer...Ch. 9 - Explain why the notations AlaGlyValAla and...Ch. 9 - Prob. 9.75EPCh. 9 - There are a total of six different amino acid...Ch. 9 - Compare the structures of the protein hormones...Ch. 9 - Compare the protein hormones oxytocin and...Ch. 9 - Prob. 9.79EPCh. 9 - Compare the structures of the peptide...Ch. 9 - Prob. 9.81EPCh. 9 - Prob. 9.82EPCh. 9 - Prob. 9.83EPCh. 9 - Prob. 9.84EPCh. 9 - Indicate whether each of the following statements...Ch. 9 - Indicate whether each of the following statements...Ch. 9 - Prob. 9.87EPCh. 9 - Two proteins with the same amino acid composition...Ch. 9 - Prob. 9.89EPCh. 9 - Prob. 9.90EPCh. 9 - Prob. 9.91EPCh. 9 - Prob. 9.92EPCh. 9 - Prob. 9.93EPCh. 9 - Prob. 9.94EPCh. 9 - Prob. 9.95EPCh. 9 - Prob. 9.96EPCh. 9 - Prob. 9.97EPCh. 9 - Prob. 9.98EPCh. 9 - Prob. 9.99EPCh. 9 - Why is the phrase unstructured segment of a...Ch. 9 - State the four types of attractive forces that...Ch. 9 - Prob. 9.102EPCh. 9 - Prob. 9.103EPCh. 9 - Prob. 9.104EPCh. 9 - Prob. 9.105EPCh. 9 - Prob. 9.106EPCh. 9 - Indicate whether each of the following statements...Ch. 9 - Prob. 9.108EPCh. 9 - Prob. 9.109EPCh. 9 - Prob. 9.110EPCh. 9 - Prob. 9.111EPCh. 9 - Quaternary protein structure is more easily...Ch. 9 - Prob. 9.113EPCh. 9 - Prob. 9.114EPCh. 9 - Prob. 9.115EPCh. 9 - Prob. 9.116EPCh. 9 - Prob. 9.117EPCh. 9 - How many different di- and tripeptides could be...Ch. 9 - Identify the primary structure of a hexapeptide...Ch. 9 - Identify the primary structure of a hexapeptide...Ch. 9 - Draw structural formulas for the products obtained...Ch. 9 - Prob. 9.122EPCh. 9 - Prob. 9.123EPCh. 9 - Why is complete hydrolysis of a protein not also...Ch. 9 - In what way is the protein in a cooked egg the...Ch. 9 - Why is cooked protein more easily digested than...Ch. 9 - Prob. 9.127EPCh. 9 - Indicate whether or not each of the following...Ch. 9 - Prob. 9.129EPCh. 9 - Prob. 9.130EPCh. 9 - Prob. 9.131EPCh. 9 - What is the major biochemical function of each of...Ch. 9 - Using the list in Section 20-17, characterize each...Ch. 9 - Prob. 9.134EPCh. 9 - Prob. 9.135EPCh. 9 - Prob. 9.136EPCh. 9 - What two nonstandard amino acids are present in...Ch. 9 - Prob. 9.138EPCh. 9 - Prob. 9.139EPCh. 9 - Prob. 9.140EPCh. 9 - Prob. 9.141EPCh. 9 - Prob. 9.142EPCh. 9 - Prob. 9.143EPCh. 9 - Describe the process by which blood...Ch. 9 - Prob. 9.145EPCh. 9 - Prob. 9.146EPCh. 9 - Prob. 9.147EPCh. 9 - Prob. 9.148EPCh. 9 - Prob. 9.149EPCh. 9 - As the lipid content of a plasma lipoprotein...Ch. 9 - Prob. 9.151EPCh. 9 - Prob. 9.152EP
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- What functional groups are found in all amino acids? How many different amino acids are found in naturally occurring proteins?arrow_forwardTo which family of mirror-image isomers do nearly all naturally occurring amino acids belong?arrow_forwardWhat element is always present in proteins that is seldom present in carbohydrates and lipids?arrow_forward
- Which of the following are true concerning the chemical bond that forms between the carboxyl (RCOOH) group of one amino acid and the amino (RCNH2) group of another? a.The bond is called a peptide bond. b.It is formed by inserting a water molecule between them. c.It is formed by a dehydration reaction. d.A polypeptide has more of these bonds than a protein.arrow_forwardWhich of the following describes the primary structure of proteins? a. The collective shape assumed by all of the chains in a protein containing multiple chains. b. The folding of an individual protein molecule. c. The regular repeated shape of the protein molecules backbone. d. The sequence of amino acids bonded together by peptide bonds.arrow_forwardGive an example of amino acids that could give rise to the interactions pictured in Fig. 21-24 that maintain the tertiary structures of proteins.arrow_forward
- For the tripeptide SerArgIle which amino acid residues a. are hydrophilic b. are hydrophobic c. possess polar neutral R groups d. participate in two amide linkagesarrow_forwardWhat special role does the amino acid cysteine have in the peptides vasopressin and oxytocin?arrow_forward. How many unique amino acid sequences are possible for a tripeptide containing only the amino acids gly, ala, and cys, with each amino acid occurring only once in each molecule?arrow_forward
- Fill in the blanks in the following statements: aThe order of the amino acids in a protein is the ______ structure of that protein. The _______ of the backbone chain of a protein is the secondary structure of that protein. The tertiary structure of a protein describes the ______ of the secondary structure. b Hydrogen bonding between the oxygen atoms of carbonyl groups and the hydrogen atoms of amide groups in the same protein chain gives the secondary structure, called the ______. c Hydrogen bonding between the oxygen atoms of carbonyl groups and the hydrogen atoms of amide groups in the adjacent protein chain gives the secondary structure, called the ______.arrow_forwardWhat is the basis for deciding if a substance is a lipid?arrow_forwardDo the amino acid sequences: valine-asparagine and asparagine-valine represent the same compound? Explain.arrow_forward
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