Nutrition
15th Edition
ISBN: 9781337906371
Author: Sizer, Frances Sienkiewicz., WHITNEY, Ellie
Publisher: Cengage Learning,
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Textbook Question
Chapter 6, Problem 1SC
The basic building blocks for protein are
a. glucose units.
b. amino acids.
c. side chains.
d. saturated bonds.
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Students have asked these similar questions
Which 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.
Which 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.
Which of the following statements about proteins is FALSE?
a
They can be hydrophobic, hydrophilic, or both.
b
They are composed of amino acids.
c
Their primary function is energy storage.
d
They have multiple levels of structural organization.
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, health-nutrition and related others by exploring similar questions and additional content below.Similar questions
- What 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_forwardThe building blocks of nucleic acids are a. amino acids. b. fatty acids. c. monosaccharides. d. nucleotides. e. lipids.arrow_forwardProteins are the dominant structural and functional molecules in a cell. Which one of the following statements about proteins is NOT correct? A. The native conformation of a protein is usually arrived at very quickly after synthesis. B. Hydrogen bonding is the only type of bonding that gives rise to secondary structure. C. Urea denatures proteins by disrupting the interactions among non-polar (hydrophobic) amino acids D. Most proteins consist of a single polypeptide and thus do not have quaternary structure.arrow_forward
- 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_forwardIn proteins, which of the following are the characteristic patterns that arise when hydrogen bonds form between amino acids? A. Quaternary structure. B. Tertiary structure C. Primary structure D. Secondary structurearrow_forwardThe amino acids in proteins are classified based on how they interact within the biological system. One class of amino acids are nonpolar. The number of carboxyl groups and amino groups present, respectively, in this class is: a. 2 and 2 b. 2 and 1 c. 1 and 3 d. 1 and 2 e. 1 and 1arrow_forward
- The structure of a protein results from the folding ofthe pleated sheets or helices.a. primary c. tertiaryb. secondary d. quaternaryarrow_forwardDenaturation 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 statements is incorrect about disulfide bonds? a. They form between two cysteine amino acids.b. They are noncovalent.c. They contribute to the tertiary structure of some proteins.d. They contribute to the quaternary structure of some proteins.e. They involve the loss of two hydrogen atoms.arrow_forward
- This structure of a protein comes from the further bending and folding of pleated sheets and helices: A. primary B. secondary C. tertiary D. quaternaryarrow_forwardDifferentiate the following: a. Essential and non-essential amino acids b. Single and conjugated proteins c. Primary, secondary, tertiary and quaternary structures of protein d. Monosaccharide, disaccharide and polysaccharide e. Aldose and ketose f . Epimers and anomers g. Fats and oils h. Saturated and unsaturated fatty acidsarrow_forwardVariations in three-dimensional shapes among proteins are due tobonding between thea. amino groups.b. R groups.c. ion groups.d. H atomsarrow_forward
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