Beckers World of the Cell Study Set 1

Biology

Quiz 3 :

The Macromolecules of the Cell

Quiz 3 :

The Macromolecules of the Cell

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A peptide bond
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A

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Cellulose belongs to which of the following groups of macromolecules?
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B

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You are researching a cytoplasmic protein associated with a nerve disorder.The native form of the enzyme appears to be globular protein; however,when a sample of the purified protein is treated with a chemical that reduces disulfide bonds,the enzymatic activity decreases dramatically and multiple globular proteins can be detected in the sample.What does this tell you about the protein?
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B

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What are the three general types of amino acids?
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Which of the following has the greatest number of glycosidic bonds?
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You are investigating the structure of the seeds of a newly discovered tropical plant.There is storage material inside the seed.You treat the seed with peptidase (an enzyme that breaks peptide bonds),glycoside hydrolases (an enzyme that breaks β glycosidic bonds),and amylase (an enzyme that breaks α glycosidic bonds).Only the amylase appears to dissolve the storage material in the seed.What does this tell you about the identity of the storage material?
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Which of the following pairs correctly matches the monomer with its polymer?
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Which of the following statements is false?
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Which of the following is a possible function of a terpene?
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Fatty acids are ________; they function in the cell as ________.
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Hydrogen bonding is most important in stabilizing the ________ structure of many proteins.
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Two proteins associated with a rare neurodegenerative disorder have been sequenced.Protein A contains many polar amino acids with small regions containing nonpolar,hydrophobic amino acids.Protein B is rich in nonpolar,hydrophobic amino acids with only two small regions containing polar amino acids.What might this suggest about the two proteins?
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To which of the following classes of sugars does glucose belong?
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Disulfide bonds are often found to stabilize which of the following levels of protein structure?
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Which of the following accurately describes the structure of fibrous proteins?
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The two strands of DNA are held together by ________; thus ________.
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Proline is referred to as the "helix breaker" because
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The primary structure of a protein
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RNA and DNA differ
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Which of the following is not a major functional class of proteins?
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