Biology (MindTap Course List)
11th Edition
ISBN: 9781337392938
Author: Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Publisher: Cengage Learning
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Chapter 2.3, Problem 4C
Summary Introduction
To determine: The circumstances by which weak forces such as hydrogen bonds and van der Waals interactions play significant roles in the biological systems.
Introduction: Chemical bond is a force that joins two or more atoms together to form a molecule. Ionic bond, metallic bond, and covalent bond are the three main types of
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Under what circumstances can weak forces such as hydrogen bonds and van der Waals interactions play significant roles in biological systems?
Why do you think that most textbooks do not consider a hydrogen bond to be an example of a van der Waals force?
Why are hydrogen bonds so important in biological systems, considering that they are so weak?
Chapter 2 Solutions
Biology (MindTap Course List)
Ch. 2.1 - Prob. 1LOCh. 2.1 - Compare the physical properties (mass and charge)...Ch. 2.1 - Prob. 3LOCh. 2.1 - Prob. 1CCh. 2.1 - What is a radioisotope? What are some ways...Ch. 2.1 - Prob. 3CCh. 2.2 - Prob. 4LOCh. 2.2 - Prob. 5LOCh. 2.2 - Prob. 6LOCh. 2.2 - What enables a radioisotope to substitute for an...
Ch. 2.2 - Which kind of chemical formula provides the most...Ch. 2.2 - Prob. 3CCh. 2.3 - Distinguish among covalent bonds, ionic bonds,...Ch. 2.3 - Prob. 1CCh. 2.3 - Prob. 2CCh. 2.3 - Prob. 3CCh. 2.3 - Prob. 4CCh. 2.4 - Prob. 8LOCh. 2.4 - In what form is energy transferred in a redox...Ch. 2.5 - Explain how hydrogen bonds between adjacent water...Ch. 2.5 - Prob. 1CCh. 2.5 - What are some properties of water that result from...Ch. 2.5 - How can weak forces, such as hydrogen bonds, have...Ch. 2.6 - Contrast acids and bases, and discuss their...Ch. 2.6 - Convert the hydrogen ion concentration (moles per...Ch. 2.6 - Describe the composition of a salt and explain the...Ch. 2.6 - Prob. 1CCh. 2.6 - Prob. 2CCh. 2.6 - Prob. 3CCh. 2.6 - Prob. 4CCh. 2 - Test Your Understanding Know and Comprehend 1....Ch. 2 - Prob. 2TYUCh. 2 - Prob. 3TYUCh. 2 - Test Your Understanding Know and Comprehend 4. 11H...Ch. 2 - Test Your Understanding Know and Comprehend 5. The...Ch. 2 - Test Your Understanding Know and Comprehend 6....Ch. 2 - Test Your Understanding Know and Comprehend 7. In...Ch. 2 - Test Your Understanding Know and Comprehend 8....Ch. 2 - Prob. 9TYUCh. 2 - Prob. 10TYUCh. 2 - Test Your Understanding Know and Comprehend 11....Ch. 2 - Prob. 12TYUCh. 2 - Prob. 13TYUCh. 2 - Test Your Understanding Apply and Analyze 14....Ch. 2 - Prob. 15TYUCh. 2 - Prob. 16TYUCh. 2 - Test Your Understanding Evaluate and Synthesize...
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- The gecko is a reptile with an amazing ability to climb smooth surfaces, including glass. Geckos appear to stick to smooth surfaces via van der Waals interactions between septa on their feet and the smooth surface. How is this method of stickiness advantageous over covalent interactions? Given that van der Waals forces are among the weakest molecular interactions, how can the gecko’s feet stick so effectively?arrow_forwardHow does unequal Covalent bonding lead to Hydrogen Bonds in water?arrow_forwardDescribe the similarities and differences between van der Waals attractions and hydrogen bonds.arrow_forward
- Why could covalent bonds not be used in place of noncovalent bonds to mediate most of the interactions of macromolecules?arrow_forwardWhat role does the phenomenon of electronegativity play in shaping the chemical properties and interactions of biomolecules in the context of the chemistry of life?arrow_forwardWhy are some covalent molecules polar and others nonpolar?arrow_forward
- What is the difference between polar and non-polar covalent bonds.arrow_forwardHow does the bonding involved in a compound (nanoscopic interactions) influence the macroscopic physical properties that can be observed of the compound?arrow_forwardHow does the stability of a system or a molecule apply to its free energy?arrow_forward
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