EP HUMAN BIOLOGY-MODIFIED MASTERING
8th Edition
ISBN: 9780134326436
Author: Johnson
Publisher: PEARSON CO
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Textbook Question
Chapter 2, Problem 14TY
Synthesis of proteins requires the input of energy, which can be provided by:
a. enzymes
b. synthesis of ATP from ADP and Pi
c. hydrolysis of ATP to form ADP and Pi
d. amino acids
e. isotopes
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Chapter 2 Solutions
EP HUMAN BIOLOGY-MODIFIED MASTERING
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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- Which of the following is not a function of a protein? A. Long term energy storage B.Repair body tissues C.Allows metabolic reactions to take place D.They catalyze reactionsarrow_forwardWhich of the following polysaccharides cannot be cleaved with ?α-amylase, a glycosidase that catalyzes the hydrolysis of ?α 1-4 glycosidic bonds. Select all that apply a. Amylopectin b. Glycogen c. Chitin d. Cellulose e. Amylosearrow_forwardATP is high-energy storage molecule in part because: A. Its hydrolysis results in separation of like charges. B. The hydrolysis reaction has a high activation energy.C. Its ribose is oxidized during the process, which is exergonic.D. It is very soluble.arrow_forward
- Peptide bonds are formed via what type of reaction? A. Condensation B. Hydrolysis C. Oxidation-Reduction D. None of the abovearrow_forwardCells need to be buffered because A. they need to be able to increase or decrease their cytosolic pH to adapt to various environmental conditions. B. their proteins work best at low pH. C. they need to maintain a specific cytosolic pH to keep biomolecules from being ionized. D. they need to maintain a specific cytosolic pH to keep biomolecules at their optimal ionic state.arrow_forwardWhich of the following is true about the phosphorylation of proteins? A. Proteins are usually phosphorylated at amino acids that have hydroxyl group-containing side chains. B. Phosphorylation of proteins is catalyzed by phosphatases. C. Phosphoryation always activates enzymes. D. The specificity in phosphorylation is conferred solely by the amino acid to be phosphorylated.arrow_forward
- Milk forms cottage cheese when: a. the triglycerides in milk are lyophilized to fatty acids and glycerol by amylose b. probiotic bacteria ferment lactose sugar to lactic acid c. the pH is lowered below pH 4.6 d. the salt bridges stabilizing the functional 3-dimensional structure of casein proteins are disrupted e. sunflower oil is emulsified by the lecithin in egg white albumenarrow_forwardDefine the following terms:a. sterol carrier proteinb. fatty acid binding proteinc. biotransformationd. de novoe. turnoverarrow_forwardwhich of the following statements are correct?a. coenzyme is an alternate name for all cofactors b. metal ions can function as cofactors c. all conjugated enzymes contain cofactorsarrow_forward
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