Essentials of Human Anatomy & Physiology (12th Edition)
12th Edition
ISBN: 9780134395326
Author: Elaine N. Marieb, Suzanne M. Keller
Publisher: PEARSON
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Textbook Question
Chapter 2, Problem 17SAE
All atoms are neutral. Explain the basis of this fact.
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Chapter 2 Solutions
Essentials of Human Anatomy & Physiology (12th Edition)
Ch. 2 - Prob. 1MCCh. 2 - 2. Pick out the correct match(es) of element and...Ch. 2 - Important functions of water include which of the...Ch. 2 - 4. Alkaline substances include which of the...Ch. 2 - Glucose is to starch as a. a steroid is to a...Ch. 2 - 6. What lipid type is stored in fat deposits...Ch. 2 - Absence of which of the following...Ch. 2 - ATP is not associated with a. a basic nucleotide...Ch. 2 - The element essential for normal thyroid function...Ch. 2 - 10. Factors that increase the speed of chemical...
Ch. 2 - Why is a study of basic chemistry essential to...Ch. 2 - Matter occupies space and has mass. Explain how...Ch. 2 - Prob. 13SAECh. 2 - Prob. 14SAECh. 2 - Prob. 15SAECh. 2 - Prob. 16SAECh. 2 - All atoms are neutral. Explain the basis of this...Ch. 2 - Fill in the following table to fully describe an...Ch. 2 - Define radioactivity. If an element has three...Ch. 2 - Prob. 20SAECh. 2 - Prob. 21SAECh. 2 - Prob. 22SAECh. 2 - The two oxygen atoms forming molecules of oxygen...Ch. 2 - Prob. 24SAECh. 2 - 25. Identify each of the following reactions as a...Ch. 2 - Prob. 26SAECh. 2 - Prob. 27SAECh. 2 - 28. Define pH. The pH range of blood is from 7.35...Ch. 2 - Prob. 29SAECh. 2 - Prob. 30SAECh. 2 - Prob. 31SAECh. 2 - Prob. 32SAECh. 2 - 33. Name the two protein classes based on...Ch. 2 - Prob. 34SAECh. 2 - Prob. 35SAECh. 2 - 36. What is the structural unit of nucleic acids?...Ch. 2 - Prob. 37SAECh. 2 - 38. Explain why you can “stack” water slightly...Ch. 2 - Water is a precious natural resource in...Ch. 2 - Explain the unique chemical makeup and...Ch. 2 - 41. Several antibiotics act by binding to certain...Ch. 2 - 42. Mrs. Roberts, who is in a diabetic coma, has...Ch. 2 - Sarah is quite proud of her slender, model-like...Ch. 2 - Prob. 44CTCh. 2 - Prob. 45CT
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- Basic chemical properties of polar positively charged amino acids in proteins. Use a few examples.arrow_forwardBasic chemical properties of polar uncharged amino acids in proteins. Use a few examples.arrow_forwardBasic chemical properties of polar negatively charged amino acids in proteins. Use a few examples.arrow_forward
- Pyridine (right) is an essential portion of many biologically active compounds, such as nicotine and vitamin B6. Like ammonia, it has a nitrogen with a lone pair, which makes it act as a weak base. Because it is miscible in a wide range of solvents, from water to benzene, pyridine is one of the most important bases and solvents in organic syntheses. Account for its solubility behavior in terms of intermolecular forcesarrow_forwardLefer to the figure showing the molecular structure of dimethylmercury. H–C-Hg C-H H. Exposure of human skin to a single drop of dimethylmercury can lead to death, as it is highly poisonous and passes easily cell membranes. Based on its structure, why is it able to pass so easily through cell membranes? I-0-I IICIHarrow_forwardYou are super jazzed because your protein is purified and at a concentration of 600 μg in 1.75 ml of buffer. Convert this concentration to mM. Note that biochemisfunase has a molecular weight of 54,321 Daltons (which is just another unit for g/mol). Show your calculations.arrow_forward
- Basic chemical properties of amino acids with aromatic radicals in proteins. Use a few examples.arrow_forwardThe polarity if the solvent and other environmental factors can affect the pKa of a weak acid. Suppose that the amino group of a protein has a pKa of about 8.0 when exposed to water on the outside of a protein. (a) Would you expect the pKa to be higher or lower than 8 if the group were buried in the hydrophobic interior of a protein? Explain. (b) Suppose that the hydrophobic interion of the protein contains a carboxylate side chains of an Asp residue in close proximity to the amino group. What would you now expect for the pKa of the amino group?arrow_forwardProvide an explanation for the fact that most fatty acids are16 or 18 carbons long.arrow_forward
- Pyridine (right)is an essential portionof many biologically active compounds,such as nicotine and vitamin B₆. Like ammo-nia, it has a nitrogen with a lone pair, which makes it act as a weak base. Because it ismiscible in a wide range of solvents, fromwater to benzene, pyridine is one of the most important basesand solvents in organic syntheses. Account for its solubility behavior in terms of intermolecular forcesarrow_forwardA protein gives, under conditions of buffer composition, pH, and tem- perature that are close to physiological conditions, a molecular weight by size exclusion measurements of 140,000 g/mol. When the same proteinarrow_forwardCH3 НО CH3 describe a biochemical function of the structure shown above .......arrow_forward
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