Biology
5th Edition
ISBN: 9781260487947
Author: BROOKER
Publisher: MCG
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Chapter 46, Problem 2TY
Summary Introduction
Introduction:
Nutrients are vital for growth and development. They are required in daily diet as they maintain ionic balance, and they are part of several enzymes and proteins.
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The term essential nutrients refers toa. all the carbohydrates, proteins, and lipids ingested by an organism.b. nutrients that an animal cannot manufacture from other molecules.c. nutrients that must be obtained from the diet in their complete form.d. all organic nutrients.e. b and c, both
Which of the following statements about nutrients is true?
a. All classes of nutrients are essential to human survial.
b. Because the body cannot store any micronutrients, they need to be consumed nearly everyday.
c. Carbhydrates, lipids and proteins are micronutrients.
d. Macronutrients are vitamins and minerals.
Which one of the following statements about protein nutrition is correct?
Select one:
a.
All dietary proteins have the same amino acid content and composition.
b.
The requirement for dietary protein is for individual amino acids, not simply the total amount of protein in the diet.
c.
For an adult in nitrogen equilibrium there is only a small requirement for an intake of protein since amino acids arising from tissue protein catabolism are available for new protein synthesis.
d.
There is a requirement for dietary protein, but it is unimportant which protein is consumed.
Chapter 46 Solutions
Biology
Ch. 46.3 - Smooth, polished stones have been found in the...Ch. 46.3 - Prob. 1CSCh. 46.3 - Prob. 2CCCh. 46.4 - Prob. 1CSCh. 46.5 - Prob. 1CSCh. 46.6 - Prob. 1EQCh. 46.6 - CoreSKILL Did the results support the hypothesis?...Ch. 46.6 - Prob. 3EQCh. 46 - Prob. 1TYCh. 46 - Prob. 2TY
Ch. 46 - Prob. 3TYCh. 46 - Which of the following statements is true? a....Ch. 46 - Prob. 5TYCh. 46 - Which of the following statements regarding the...Ch. 46 - Prob. 7TYCh. 46 - In birds, the secretion of acid and pepsinogen...Ch. 46 - In many vertebrates, bile is produced by the...Ch. 46 - Which of the following istrueof the large...Ch. 46 - Prob. 1CQCh. 46 - Prob. 2CQCh. 46 - Core Concept: Structure and Function Describe the...Ch. 46 - Prob. 1COQCh. 46 - Define nutrient. On the basis of that definition,...
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- Which of the following foods is a rich source of protein? A. lean meat, such as chicken breast B. whole grains (e.g., whole wheat bread) C. olive oil D. leafy greens E. berries (e.g., blueberries and raspberies)arrow_forwardWhich of the following descriptions about essential amino acids is correct? Select one: a. Essential amino acids cannot be absorbed by human body. b. There are 11 essential amino acids. c. The body can synthesize proper proteins with missing essential amino acids. d. Vegetables are richer in essential amino acids when compared with meat. e. Meat has high protein quality than vegetable.arrow_forwardAn essential nutrient is a nutrient that: A. Is made by the body. B. Must be obtained in our diet. C. Both A & B D. Neither A or Barrow_forward
- which of the following regarding fat-soluble vitamins is correct? A. low reserve capacity, hypervitaminosis is a concern B. low reserve capacity, hypovitaminosis is a concern C. high reserve capacity, hypovitaminosis is a concern D. high reserve capacity, hypervitaminosis is a concernarrow_forwardThe amino acids that must be consumed in the diet are called essential. Nonessential amino acidsa. can be produced by the body.b. are needed only occasionally.c. are stored in the body until needed.d. can be taken in via supplements.arrow_forwardwhich of the following statements about nutrients is true? a.carbohydrates, lipids, and proteins are micronutrients b. all classe of nutrients are gitamins and mineralsarrow_forward
- Which of the following are nutrients? a. proteins b. minerals c. vitamins d. All of these are correct.arrow_forwardThe amino acids that must be consumed in the diet are calledessential. Nonessential amino acidsa. can be produced by the body.b. are only needed occasionally.c. are stored in the body until needed.d. can only be found in the diet; the body cannot synthesize theseamino acids.arrow_forwardWhich of the following is True?a. Most fat-soluble vitamins serve as coenzymes.b. Water-soluble vitamins are vitamin C and the B complex vitamins.c. Water soluble vitamins accumulate in adipose tissue.d. Most vitamins can be synthesized by the body.arrow_forward
- All of the following are correct about the typical American diet except that it is ? A. High in sodium B. Low in fiber C. High in Calciumarrow_forwardDescribe a meal that you either ate or cooked recently. For this meal, briefly describe 4 different macronutrients or micronutrients that were a major part of that meal, which food item or ingredient they were found in , and the function that those nutrients played in the body . This can be done as a list in point form.arrow_forwardMalnutrition can result from: a not taking in enough calories. b being deficient in one or more nutrients even though caloric intake is sufficient. c taking in too many calories. d all of the above. e A and Carrow_forward
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