Human Biology Concepts and Current Issues; Modified MasteringBiology with Pearson EText -- ValuePack Access Card -- for Human Biology: Concepts and Current Issues
8th Edition
ISBN: 9780134560779
Author: Johnson, Michael D.
Publisher: Pearson Education
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Textbook Question
Chapter 2, Problem 9TY
The primary structure of a protein is maintained by________ bonds.
a. hydrophilic
b. hydrophobic
c. hydrogen
d. covalent
e. ionic
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Students have asked these similar questions
Which of the following statements about proteins is FALSE?
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a
They can be hydrophobic, hydrophilic, or both.
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b
They are composed of amino acids.
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c
Their primary function is energy storage.
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d
They have multiple levels of structural organization.
Which of the following is not associated with proteins?
a.) amino acids
b.) hydrogenation
c.) peptide bonds
d) bending and folding
The bonds that are important inthe secondary structure of a protein areÂ
a)hydrogen bonds
b.peptide bonds
c.hydrophobic interaction
d.salt bridges
e.disulfide bonds
Chapter 2 Solutions
Human Biology Concepts and Current Issues; Modified MasteringBiology with Pearson EText -- ValuePack Access Card -- for Human Biology: Concepts and Current Issues
Ch. 2 -
1. Who do you think should be responsible for...Ch. 2 - Prob. 2QCCh. 2 - Describe the electrical charges and relative...Ch. 2 -
2. Explain why two atoms of hydrogen tend to...Ch. 2 -
3. Explain why polar and charged molecules tend...Ch. 2 - How is a covalent bond different from an ionic...Ch. 2 - Compare and contrast potential energy and kinetic...Ch. 2 - Distinguish between saturated and unsaturated...Ch. 2 - Describe the process known as dehydration...Ch. 2 - Explain why proteins come in an almost unlimited...
Ch. 2 -
9. Discuss the importance of enzymes in living...Ch. 2 -
10. Describe the role of ATP in energy transfer...Ch. 2 - If a molecule of starch is repeatedly hydrolyzed,...Ch. 2 - Which of these molecules would be described as...Ch. 2 -
3. _______bonds form between the oxygen and...Ch. 2 - 13C and 14C are ______ of carbon. a. isotopes b....Ch. 2 - Which of the following substances has the lowest...Ch. 2 - When sugar is dissolved in water, sugar is the...Ch. 2 - A monosaccharide is to a polysaccharide as an...Ch. 2 -
8. Which of these bonds is the easiest to...Ch. 2 -
9. The primary structure of a protein is...Ch. 2 -
10. DNA ultimately contains the instructions for...Ch. 2 - If one strand of DNA has the sequence...Ch. 2 - Which of the following is true regarding the...Ch. 2 -
13. Which of the following is true regarding...Ch. 2 - Synthesis of proteins requires the input of...Ch. 2 - Prob. 15TYCh. 2 - Prob. 1AWKCh. 2 - Prob. 2AWKCh. 2 - Many people use cholesterol-lowering drugs to...Ch. 2 - Prob. 4AWKCh. 2 -
5. Coca-Cola is a very acidic drink; its pH is...
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- A friend, while frying some eggs, points to the change in the egg white (which contains a protein called albumin) and explains that if the conformation of a protein changes, it will no longer have the same properties and will lose its ability to function. Do you agree or disagree with this statement?arrow_forwardWhich of the following describes the tertiary structure of proteins?  A. Helices and sheets formed from hydrogen bonds between the amino acids of polypeptides  B. The functional domains that form from interactions between different parts of the polypeptide  C. The association of multiple polypeptides  D. The linear sequence of amino acids making up the polypeptidearrow_forwardthe primary structure of proteins is held together by a. covalent bonds b. hydrogen bonds c. disulfide bonds d. ionic bondsarrow_forward
- Which level(s) of protein structure result(s) from non-covalent interactions involving both backbone groups and side chains? (Select all that apply!) a) Primary b) Secondary c) Tertiary d) Quaternaryarrow_forwardWhich of the following is the characteristic that is common to all lipids?*  A. They are made up of lots of double bonds B. They are acidic when mixed with water C. They are insoluble in water D. They do not have high energy contentarrow_forwardWhich 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_forward
- 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.arrow_forwardWhich of the following statement about quaternary structure of protein is correct? Select one: a. Quaternary structure is a force between different polypeptides. b. Hydrogen bond is an only force found in quaternary structure. c. Quaternary structure contains one polypeptide. d. Quaternary structure is an unfolded form of protein.arrow_forwardWhat type of bonding is present in the primary structure of proteins? A. peptide bond B. hydrogen bond C. ionic bond D. more than one choice is correctarrow_forward
- Which of these are considered “part” of each amino acid? A. Carboxyl acid group B. All of the options are correct C. R Group D. Amino grouparrow_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_forwardThe monomers that make up proteins are called_____. a. nucleotides b. disaccharides c. amino acids d. chaperonesarrow_forward
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