Campbell Biology: Concepts & Connections, Books a la Carte Edition (8th Edition)
8th Edition
ISBN: 9780321946683
Author: Jane B. Reece, Martha R. Taylor, Eric J. Simon, Jean L. Dickey, Kelly A. Hogan
Publisher: PEARSON
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Chapter 21, Problem 12TYK
The media report numerous claims and counterclaims about the benefits and dangers of certain foods, dietary supplements, and diets. Have you modified your eating habits on the basis of nutritional information disseminated by the media? Why or why not? How should we evaluate whether such nutritional claims are valid?
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Chapter 21 Solutions
Campbell Biology: Concepts & Connections, Books a la Carte Edition (8th Edition)
Ch. 21 - Label the parts of the human digestive system...Ch. 21 - Prob. 2CCCh. 21 - Earthworms, which are substrate feeders, a. feed...Ch. 21 - Prob. 4TYKCh. 21 - Which of the following vitamins is mismatched with...Ch. 21 - Which of the following statements is false? a. A...Ch. 21 - Why is it necessary for healthy vegetarians to...Ch. 21 - A peanut butter and jelly sandwich contains...Ch. 21 - Prob. 9TYKCh. 21 - How might our craving for fatty foods, which is...
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- In a popular magazine article the author reports health benefits attributed to a particular dietary supplement. What kinds of evidence should the article cite to help you decide whether the information is likely to be accurate?arrow_forwardAs a person ages, the number of body cells steadily decreases and energy needs decline. If you were planning an older persons diet, what kind(s) of nutrients would you emphasize, and why? Which ones would you recommend an aging person eat less of?arrow_forwardWhich of the following statements is not true? a. Essential nutrients can be synthesized by the body. b. Vitamins are required in small quantities for bodily function. c. Some amino acids can be synthesized by the body, while others need to be obtained from diet. d. Vitamins come in two categories: fat-soluble and water-soluble.arrow_forward
- Along the lines of question 3, formulate a healthy diet for an actively growing 7-year-old.arrow_forwardBackground“Eat eggs and exercise to live longer! ”Obviously, this ‘headline’ is fictitious, but it got your attention, didn't it? Reports of new research findings in the area of food andhealth seem to get a lot of media coverage, after all, food and health issues are of interest to nearly everyone. Reporters,academics, and health professionals all want the latest information —as do consumers. A single study and the reports surroundingit can send many people in search of the latest food or supplement holding the promise of good health.Frustrated and confused by the tremendous amount of food and health information reported nowadays , many people wantsimple certainties to help them protect their health through diet. The trouble is that single studies rarely provide such certainty,although they often get big headlines.The media, health professionals, and educators are the gatekeepers of today's food and health information. They have a largeinfluence on what consumers hear, read, and…arrow_forwardWhat is currently happening for the first time in human history in relation to obesity? A. In most countries in the world, cancer kills more people than obesity. B. In most countries in the world, hunger kills more people than obesity. C. In most countries in the world, infectious disease kills more people than obesity. D. In most countries in the world, obesity kills more people than hunger.arrow_forward
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