By Eleanor Noss Whitney, Sharon Rady Rolfes
A couple of million readers make figuring out meals the best-selling introductory foodstuff ebook out there this day! Now in its 14th variation, this publication keeps the standard and help that discerning readers call for in meals purposes and technology which are excellent at introductory degrees. New and up-to-date issues refresh each bankruptcy, in addition to the emphasis on energetic studying, assignable content material, and built-in assets that assist you develop your wisdom and profession. Connecting with you thru an approachable writing sort, knowing foodstuff, 14th version contains twenty chapters on issues equivalent to nutrition making plans, macronutrients, nutrients, vitamin and health and wellbeing, health, lifestyles span food, nutrition security, and global starvation, between others. mixed with a gently built artwork software and quite a few interactive actions, figuring out food, 14th variation keeps to set the normal for introductory food texts.
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Extra resources for Understanding Nutrition (14th Edition)
Minerals and water are inorganic nutrients—which means they do not contain carbon. The other four classes of nutrients (carbohydrates, lipids, proteins, and vitamins) are more complex. * This chemical definition of organic differs from the agricultural definition. As Chapter 19 explains, organic farming refers to growing crops and raising livestock according to standards set by the * Note that this definition of organic excludes coal, diamonds, and a few carbon-containing compounds that contain only a single carbon and no hydrogen, such as carbon dioxide (CO2), calcium carbonate (CaCO3), magnesium carbonate (MgCO3), and sodium cyanide (NaCN).
This raises an important point regarding information found on the Internet: much gets published without the rigorous scrutiny of peer review. Consequently, readers must assume greater responsibility for examining the data and conclusions presented—often without the benefit of journal citations. Highlight 1 offers guidance in determining whether website information is reliable. Table 1-3 describes the parts of a typical research article. Even when a new finding is published or released to the media, it is still only preliminary and not very meaningful by itself.
Cengage Learning reserves the right to remove additional content at any time if subsequent rights restrictions require it. 13 test the hypothesis. Some examples of various types of research designs are presented in Figure 1-4. Because each type of study has strengths and weaknesses, some provide stronger evidence than others, as Figure 1-4 explains. In attempting to discover whether a nutrient relieves symptoms or cures a disease, researchers deliberately manipulate one variable (for example, the amount of vitamin C in the diet) and measure any observed changes (perhaps the number of colds).