Campbell Biology
12th Edition
ISBN: 9780135188743
Author: Urry
Publisher: PEARSON
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Textbook Question
Chapter 41, Problem 41.2CR
Propose an artificial diet that would eliminate the need for one of the first three steps in food processing.
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Write a brief description of any one "diet" (paleo, for example). Will this diet provide the body with all the micro and macronutrients that it needs?
Q1) Compare Atkins and Keto diets showing similarities and differences? Q2) Select an item in your kitchen that have food label. List the amount of calories and determine the percent calories from fat, carbohydrate, and protein for that items. Make a general statement about what you learned about that food. Q3) List and describe the five principles of a healthy diet. Q4) Explain Dietary Reference Intakes (DRI) and Recommended Dietary Allowances (RDA).
Explain what makes up a balanced diet and why such a diet is important.
Chapter 41 Solutions
Campbell Biology
Ch. 41.1 - An animal requires 20 amino acids to make...Ch. 41.1 - Prob. 2CCCh. 41.1 - WHAT IF? If a zoo animal eating ample food shows...Ch. 41.2 - Prob. 1CCCh. 41.2 - In what sense are nutrients from a recently...Ch. 41.2 - Prob. 3CCCh. 41.3 - Explain why a proton pump inhibitor, such as the...Ch. 41.3 - Prob. 2CCCh. 41.3 - Prob. 3CCCh. 41.4 - Prob. 1CC
Ch. 41.4 - What features of a mammal's digestive system make...Ch. 41.4 - WHAT IF? "Lactose-intolerant" people have a...Ch. 41.5 - Explain how people can become obese even if their...Ch. 41.5 - WHAT IF? Suppose you were studying two groups of...Ch. 41.5 - Prob. 3CCCh. 41 - Prob. 41.1CRCh. 41 - Propose an artificial diet that would eliminate...Ch. 41 - Prob. 41.3CRCh. 41 - How does human anatomy indicate that our primate...Ch. 41 - Prob. 41.5CRCh. 41 - Fat digestion yields fatty acids and glycerol....Ch. 41 - The mammalian trachea and esophagus both connect...Ch. 41 - Prob. 3TYUCh. 41 - Prob. 4TYUCh. 41 - Prob. 5TYUCh. 41 - After surgical removal of the gallbladder, a...Ch. 41 - If you were to jog 1 km a few hours after lunch,...Ch. 41 - DRAW IT Create a flowchart to summarize the events...Ch. 41 - EVOLUTION CONNECTION Lizards and snakes cannot...Ch. 41 - SCIENTIFIC INQUIRY In human populations of...Ch. 41 - WRITE ABOUT A THEME: ORGANIZATION Hair is largely...Ch. 41 - SYNTHESIZE YOUR KNOWLEDGE Hummingbirds are well...
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- Give typed full explanation Which of the following would have the largest effect on the FQ of the typical American diet? Group of answer choices A) Adding 50 grams per day of fat B) Adding 50 grams per day of carbohydrate C) Adding 50 grams per day of protein D) Adding 25 grams of fat and 25 grams of carbohydratearrow_forwardDifferentiate between “variable formula diets” and “fixed formula diets”. Which should be more expensive? Which will be more beneficial for the animal that consumes it?arrow_forwardIs adding vitamins and minerals to processed food a good idea? Please explain.arrow_forward
- The digestive system has several important functions. The physiological processes involved in the uitlisation of food happens in a specific order. Explain why digestion needs to happen before absorption. Make use of the macronutrient proteins as an example to explain your answer and to describe its digestion and absorption in detail.arrow_forwardHere's the question: "Do we know all the essential nutrients (for humans) including the amounts required by humans for healthy nutrition?" What do you think? What is the evidence? What is the difference between "essential nutrients" and "RDI amounts of essential nutrients"? If you were a research scientist how would you prove your hypothesis? We are not asking about "foods" but rather "essential nutrients" - there's a difference!. We are not talking about "therapeutic nutrition" but rather "normal nutrition" "Science doesn't know everything" is not a good answer. "New foods will be discovered" is not a good answer. Your answer should not include herbal medications or drugs or answers like "who knows what we may discover in the future?" or anything about possible discoveries in the Amazonian rain forest! You may want to look up "Total Parenteral Nutrition" and see what is currently being done in clinical nutrition based on current knowledge - does that help you answer the question? For…arrow_forwardSome nutritionists claim that the secret to long life is to be slightly underweight as an adult. If a persons weight is related partly to diet, partly to activity level, and partly to genetics, what underlying factors could be at work to generate statistics that support this claim?arrow_forward
- Which of the following statements about nutrients is true? a. All classes of nutrients are essential to human survival. b. Because the body cannot store any micronutrients, they need to be consumed nearly every day. c. Carbohydrates, lipids, and proteins are micronutrients. d. Macronutrients are vitamins and minerals.arrow_forwardThe “milkshake studies” described in lecture ways that the eating of dieters differs from non-dieters. Name two of these differences and explain why these differences are important in understanding the long-term effectiveness of dieting.arrow_forwardEnumerate at least three (3) importance of nutrients. Differentiate macronutrients and micronutrients. Provide three (3) examples of each. Provide a chemical test to detect the presence of the following: a.) carbohydrates b.) proteins c.) fats d.) calciumarrow_forward
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