Study Guide for Campbell Biology
11th Edition
ISBN: 9780134443775
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece, Martha R. Taylor, Michael A. Pollock
Publisher: PEARSON
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Textbook Question
Chapter 5, Problem 14TYK
The α helix of proteins is
- a. part of a protein’s tertiary structure and is stabilized by disulfide bridges.
- b. a double helix.
- c. stabilized by hydrogen bonds and is commonly found in fibrous proteins.
- d. found in some regions of globular proteins and is stabilized by hydrophobic interactions.
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Students have asked these similar questions
The difference between a polypeptide and a protein is
a. that proteins are polypeptides folded up into a functional three-dimensional conformation
b. that proteins are precursors of polypeptides
c. that polypeptides are made of protein folded up into a functional three-dimensional conformation
d. that proteins are always made with many polypeptides
Protein Structure and Folding:a. Explain how changes in a protein’s amino acid sequence can change the way it behaves in water.b. Explain how changes in a protein’s amino acid sequence can change the way it interacts with othermolecules.c. Explain how changes in a protein’s amino acid sequence can change the way it forms secondary andtertiary structures when placed in water.
Denaturation of a protein
A.
adds hydrogen bonds to the primary level of protein structure.
B.
breaks hydrogen bonds in the primary level of protein structure.
C.
adds hydrogen bonds to the secondary and tertiary levels of protein structure.
D.
breaks hydrogen bonds in the secondary and tertiary levels of protein structure.
Chapter 5 Solutions
Study Guide for Campbell Biology
Ch. 5 - Monomers are linked into polymers by ________...Ch. 5 - You can recognize a monosaccharide by its multiple...Ch. 5 - Number the carbons in the following glucose and...Ch. 5 - Prob. 4IQCh. 5 - Fill in this concept map to help you organize your...Ch. 5 - a. Draw the amino acids alanine (R group: CH3) and...Ch. 5 - In the following diagram of a portion of a...Ch. 5 - Now that you have gained experience with concept...Ch. 5 - a. Label the three parts of this nucleotide....Ch. 5 - Take the time to create a concept map that...
Ch. 5 - Prob. 1SYKCh. 5 - Prob. 2SYKCh. 5 - glycogen A. carbohydrate B. lipid C. protein D....Ch. 5 - cholesterol A. carbohydrate B. lipid C. protein D....Ch. 5 - RNA A. carbohydrate B. lipid C. protein D. nucleic...Ch. 5 - collagen A. carbohydrate B. lipid C. protein D....Ch. 5 - hemoglobin A. carbohydrate B. lipid C. protein D....Ch. 5 - A. carbohydrate B. lipid C. protein D. nucleic...Ch. 5 - Prob. 7TYKMCh. 5 - enzyme A. carbohydrate B. lipid C. protein D....Ch. 5 - cellulose A. carbohydrate B. lipid C. protein D....Ch. 5 - Chitin A. carbohydrate B. lipid C. protein D....Ch. 5 - Polymerization (the formation of polymers) is a...Ch. 5 - Which of the following statements is not true of a...Ch. 5 - Prob. 3TYKCh. 5 - Prob. 4TYKCh. 5 - Prob. 5TYKCh. 5 - Prob. 6TYKCh. 5 - A fatty acid that has the formula C16H32O2 is a....Ch. 5 - Prob. 8TYKCh. 5 - Prob. 9TYKCh. 5 - Prob. 10TYKCh. 5 - Which of the following molecules provides the most...Ch. 5 - Prob. 12TYKCh. 5 - What happens when a protein denatures? a. Its...Ch. 5 - The helix of proteins is a. part of a proteins...Ch. 5 - What is the best description of the following...Ch. 5 - Prob. 16TYKCh. 5 - Prob. 17TYKCh. 5 - Which of the following is true of the subunits of...Ch. 5 - Prob. 19TYKCh. 5 - If the nucleotide sequence of one strand of a DNA...Ch. 5 - How are nucleotide monomers connected to form a...Ch. 5 - Prob. 22TYK
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- Match the level of protein structure to its description: Primary Secondary Tertiary Quaternary A. Folding due to interactions among the peptide backbone B. Interactions among multiple polypeptide chains C. Sequence of amino acids D. Folding due to interactions among side chainsarrow_forwardA portion of a polypeptide chain contains the following sequence of amino acids: (-Met, -Leu, -Ala, -Cys, -Asp-) a.) Which amino acid can form a disulfide bond? b.) Which amino acids are likely to make the polypeptide more soluble in water? c.) Which amino acids are likely to make the polypeptide less soluble in water? d.) How does the primary structure of a protein affect its tertiary structure?arrow_forwardA protein is made up for two polypeptides that differ in shape. Each polypeptide has one domain. Which of the following is NOT true? a. the protein is stabilized by hydrogen bonds b. the two polypeptide are encoded by the same gene c. the protein has quaternary structure d. none of the above e. the protein is a heterodimerarrow_forward
- Which of the following statements is/are TRUE for globular proteins? A. sensitive to changes in pH & heat B. regular amino acid sequence C. soluble in water D. structural rolearrow_forwardWhat is the primary structure of a protein? Describe how the primary structure of proteins is used by evolutionary biologistsarrow_forwardWhich of the following statements is FALSE? Select one: a. Secondary structure of a protein determines how it folds up into a unique three dimensional structure. b. Three dimensional structure of a protein determines the function of a protein. c. Primary structure of a protein determines how it folds up into a unique three dimensional structure. d. Amino acid sequence is absolutely important for a particular protein.arrow_forward
- which of the following is correct about the structure of proteins? a- the number of peptide bonds is equivalent to the number of amino acid residues b- the secondary structure of proteins are mostly stabilized by hydrophobic interactions c- protiens mostly composed of polar amino acids will have an elongated (fibrous) tertiary structure d- the quaternary structure of a protein is formed between or among similar polypeptides onlyarrow_forwardThree proteins K, L and M have the same % composition. Which is TRUE? A. The three proteins will have the same amino acid sequence B. The tertiary structure of these proteins will depend on the sequence of their amino acids C. The three proteins will have the same function D. The three proteins will have the same shapearrow_forwardHow would adding acid to a non-buffered solution be most likely to affect protein structure? Select one: a. Adding acid would disrupt the primary structure of the protein b. Adding acid would cause the protein to become a lipid c. Adding acid would cause the protein to become a carbohydrate d. Adding acid would disrupt the secondary and tertiary structure of the proteinarrow_forward
- Protein A is a structural component while Protein B is an enzyme. Which could be characteristics of Protein A and Protein B? A. Protein A could have repetitive amino acid sequence while protein B be could have irregular amino acids. B. Protein B could be a type of collagen while Protein B could be a type of keratin. C. Protein A could be generally soluble in water while Protein B could be insoluble. D. Protein B could contain mainly αlpha-helix while Protein A could contain equal amounts of αlpha-helix and β-sheet. E. Protein A could be a globular protein while Protein B could be a fibrous protein.arrow_forwardThe tertiary structure of a protein is the : A) overall protein structure resulting from the aggregation of two or more polypeptide subunits. B) order in which amino acids are joined in a polypeptide chain. C) bonding together of several polypeptide chains by weak bonds. D)organization of a polypeptide chain into an α helix or β pleated sheet. E)unique three-dimensional shape of the fully folded polypeptide.arrow_forwardIf I synthesized a protein by chemically linking amino acids together and added a few extra amino acids that made the protein more stable and therefore better at treating a disease, what argument would support a patent for the protein? a. The protein is beneficial to humans and so I should be paid for my discovery. b. The protein is synthetic and different from the natural form. c. The protein was synthesized chemically. d. The protein is expensive to make and a patent would help me offset my costs of production.arrow_forward
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