Campbell Biology: Conc. and Conn. - Access
8th Edition
ISBN: 9780321946850
Author: Reece
Publisher: PEARSON
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Chapter 21, Problem 2CC
Summary Introduction
To complete: The given map summarizing the nutritional needs of animals that are met by a healthy diet.
Introduction:
Healthy diet helps a person to maintain and improve the overall health. The healthy diet supplies all the necessary nutrients: protein, carbohydrates, fats, vitamins and minerals and sufficient calories.
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Chapter 21 Solutions
Campbell Biology: Conc. and Conn. - Access
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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- Classify the following animals into carnivores, herbivores and omnivores A) Elephant B) Human being C) Cat D) Rat E) Goatarrow_forwardWhich of the following is true about digestion and digestive tracts? Check all that apply. Intracellular digestion is common amongst herbivores because cellulose needs to be broken down. Intracellular digestion is common amongst herbivores because cellulose needs to be broken down. Animals with an incomplete digestive tract have a body cavity with one opening.Animals with an incomplete digestive tract have a body cavity with one opening. Carnivores have more digestive organs than do herbivores due to the need to break down meat. Carnivores have more digestive organs than do herbivores due to the need to break down meat. An animal that eats more plants likely has a larger cecum than an animal that eats fewer plants.An animal that eats more plants likely has a larger cecum than an animal that eats fewer plants. Extracellular digestion occurs in cnidarians, annelids, and vertebrates.Extracellular digestion occurs in cnidarians, annelids, and vertebrates. Animals…arrow_forwardExplain briefly the physiological reason for this survival rule: When left in an island with little or no freshwater, never eat solid food in large volume; eat only small portions at a time.arrow_forward
- Select ALL statements about digestive systems that are true: A. carnivores have longer digestive tracts than herbivores B. gizzards grind food with little rocks C. the front part of our mouths where we chew food is called the pharynx D. An alimentary canal is the same thing as a gastrointestinal tract E. The gastro-intestinal lumen is anaerobic.arrow_forwardWRITE ABOUT A THEME: ORGANIZATION Write a short essay(100–150 words) that explains how the structure of the digestivetract in different invertebrate groups affects the size of theorganisms that they can eat.arrow_forwardOf the following types of fish, which would be the safest to eat? Explain your answer. Mackerel Snapper Mako Shark Bluefisharrow_forward
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