Chapter 2 Solutions

Human Biology: Concepts and Current Issues

Ch. 2 - 1. Who do you think should be responsible for...Ch. 2 - Prob. 2QC Ch. 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. 15TY Ch. 2 - Prob. 1AWK Ch. 2 - Prob. 2AWK Ch. 2 - Many people use cholesterol-lowering drugs to...Ch. 2 - Prob. 4AWK Ch. 2 - 5. Coca-Cola is a very acidic drink; its pH is...Ch. 2 - Prob. 6AWK

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Discuss the importance of enzymes in living organisms.

Solution Summary: The author explains that enzymes are bio-catalysts that speed up the rate of chemical reactions in living organisms. They undergo structural changes and transform substrates into one or more products.

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Chapter 2 Solutions