Biology: The Unity and Diversity of Life
15th Edition
ISBN: 9780357093795
Author: STARR
Publisher: CENGAGE LEARNING (CUSTOM)
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Textbook Question
Chapter 6, Problem 1SQ
A cat eats a bird, which ate a caterpillar that chewed on a weed. Which organisms are autotrophs? Which ones are heterotrophs?
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A cat eats a bird, which ate a caterpillar that chewed ona weed. Which organisms are autotrophs? Which onesare heterotrophs?
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Chapter 6 Solutions
Biology: The Unity and Diversity of Life
Ch. 6 - Energy Efficiency of Biofuel Production Most of...Ch. 6 - Energy Efficiency of Biofuel Production Most of...Ch. 6 - Energy Efficiency of Biofuel Production Most of...Ch. 6 - A cat eats a bird, which ate a caterpillar that...Ch. 6 - Prob. 2SQCh. 6 - Most of the carbon dioxide that plants use for...Ch. 6 - Which of the following statements is incorrect? a....Ch. 6 - In cyanobacteria and photosynthetic eukaryotes,...Ch. 6 - When a photosystem absorbs light, _______. a....Ch. 6 - In the light-dependent reactions, _______. a....
Ch. 6 - In the light-dependent reactions, what accumulates...Ch. 6 - The atoms in oxygen molecules released during...Ch. 6 - Prob. 10SQCh. 6 - Prob. 11SQCh. 6 - Which of the following substances does not...Ch. 6 - Closed stomata ________. a. limit gas exchange b....Ch. 6 - In C3 plants, ______ makes sugar production...Ch. 6 - Match each term with the best description. ______...Ch. 6 - Prob. 1CTCh. 6 - While gazing into an aquarium, you see bubbles...Ch. 6 - AC3 plant absorbs a carbon radioisotope (as part...Ch. 6 - In 2005, a new species of green sulfur bacteria...
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- The primary purpose of cellular respiration is to produce a molecule (ATP) that supplies energy to the cell. To aid cell growth, O B creates cellular structures. For creatures to breathe, O C produces oxygen. In prokaryotic cells, D creates a nucleus.arrow_forwardWhy do organisms require energy? Where does the energy come from?arrow_forwardWhich molecule absorbs the energy of a photon in photosynthesis? a. ATP b. glucose c. chlorophyll d. waterarrow_forward
- What two products result from photosynthesis? a. water and carbon dioxide b. water and oxygen c. glucose and oxygen d. glucose and carbon dioxidearrow_forwardWhich of the following statements is not correct? a. Energy cannot be created or destroyed. b. Energy cannot change from one form to another. c. Energy tends to disperse spontaneously. d. Energy can be transferred.arrow_forwardBased on our current knowledge of biology on Earth, above what temperature (in °C) would biological activity become impossible, and why? Based on our current knowledge of extremophiles, below what temperature (in °C) would the last surviving organisms cease their activity?arrow_forward
- What defines autotrophs (and distinguishes them from heterotrophs)? Use organic molecules in energy metabolism Use carbon dioxide in energy metabolism Use organic molecules in food to biosynthesize organic molecules Use carbon dioxide to biosynthesize organic moleculesarrow_forwardWhat type of energy is available in ecosystems and the biosphere? Can this type of energy be used by humans to maintain the organization of our bodies? Can this type of energy be used by any kind of living thing? For what process?arrow_forwardOrganize the following words into two related groups:cata bolism, energy-requiring, reductive, anabolism, oxidative,energy-yieldingarrow_forward
- What are organisms called that can use carbon dioxide to make their own carbon compounds?arrow_forwardWhat happens to a molecule when it is oxidized? Electrons are gained Electrons are lost Electrons are converted into neutrons Electrons are converted into protons Electrons combine with a proton to produce a protoelectronarrow_forwardWhich molecule provides the source of carbon to make sugar through photosynthesis? fats carbohydrates proteins carbon dioxidearrow_forward
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