carbon dioxide absorption is an appropriate indicator of photosynthesis because

D) provides the cell with a supply of NADPH molecules. A) Plants require carbon dioxide, water, and sunlight to make glucose. D) the bottom of the electron transport chain. B) The greenhouse effect is exacerbated by the use of fossil fuels. How many "turns" of the Calvin Cycle are required to produce 1 molecule of glucose? Youve added an indicator to each solution. moderated by photosynthesis, which removes carbon dioxide from the atmosphere. When does synapsis and crossing-over occur in meiosis? E) The release of energy by the excited electron can be as heat, light, or fluorescence. color of the indicator solution also changes. D) Photosynthesis produces O2; respiration produces CO2. . C) are located on the inner membrane of the chloroplast. A) The greenhouse effect is reduced by deforestation. A) chemical . . b) a fuel for photosynthesis. D) The release of energy by the excited electron can be as heat, light, or fluorescence. You've added an indicator to each solution. c) absorbs light energy. B) is of benefit to the plant since it breaks down rubisco. c) a source of electrons for chemiosmosis. D) H+ . C) carbon dioxide. B) chlorophyll. 83) B) theenergy in CO2isused toproduce ATP and NADPH. B) are found in the roots of plants. A) Photosynthesis involves only reductions, while respiration involves only oxidations. D) In photosynthesis, carbon dioxide is reduced to form sugar, while in respiration, sugar is oxidized to form carbon dioxide. The Calvin cycle constructs ________, an energy-rich molecule that a plant cell can then use to make glucose or other organic molecules. D) Photosystem II does not transfer electrons from photons. Carbon dioxide initially combines with RuBP, and RuBP is regenerated to continue the Calvin cycle. What type of gas would you expect to find in these bubbles? D) absorption of photons by carotenoids. John David Jackson, Patricia Meglich, Robert Mathis, Sean Valentine, David N. Shier, Jackie L. Butler, Ricki Lewis, Literature II: Restoration and Eighteenth Cen, American Government Chapter 13 - Presidential. C) Photosystem I functions first in the sequence of steps that make up the light reactions. How do the reaction centers of photosystem I and II differ? E) The greenhouse effect has no direct relationship with the Industrial Revolution of the 1800s. . You see the boy next door trying to push a crate down the sidewalk. What is the name given to organisms that can make their own food and thus sustain themselves without consuming organic molecules derived from other organisms? The containers are observed for a 24-hour period. 1) Based on your knowledge of the process of photosynthesis, the plant in the container placed under red Carbon dioxide absorption is an appropriate indicator of photosynthesis because. B) made worse by photosynthesis, which adds carbon dioxide to the atmosphere. The greenhouse effect is exacerbated by the use of fossil fuels. In fact, the jump of 2.58 ppm over 2021 amounts tied for 5th-highest annual increase in NOAA's 63 . You're conducting an experiment 13 C) cytoplasm d) forms part of photosystem II. Which of the following are produced during the light reactions of photosynthesis? The characteristic rotational energy E0rE_{0 \mathrm{r}}E0r for the rotation of a N2\mathrm{N}_2N2 molecule is 2.48104eV2.48 \times 10^{-4} \mathrm{eV}2.48104eV. b) The Calvin cycle depends on products of the light reactions. c) CO2 is needed to produce sugars in the Calvin cycle. E) are used in the electron transport chain to pump H+ into the thylakoid space. D) production is associated with events taking place on the inner mitochondrial membrane. spotted flower/blood type, -1 gene influences multiple traits -ex. Carbon dioxide absorption is an appropriate indicator of photosynthesis because ANSWER: 2is needed to complete the light reactions. Occurs in a plant cell: L, G, ETC, CC, CAC versa. Hints Cellular respiration: for glycolysis, put G; for citric acid cycle, put CAC; and for electron transport chain, put ETC.Photosynthesis: for light reactions, put L; and for Calvin Cycle CC. Carbon dioxide absorption is an appropriate indicator of photosynthesis because:_________.A) CO2 is needed to complete the light reactions.B) The energy in CO2 is used to produce ATP and NADPH.C) Plants produce oxygen gas by splitting CO2.D) CO2 is needed to produce sugars in the Calvin cycle. E) absorb more CO2 than the plants under the green light. A) H and O both in glucose C) plants produce oxygen gas by splitting CO2. B) ATP. respiration in that b) 6 CO2 glucose. 59) Global warming due to the greenhouse effect may be Which of the following statements about the absorption of photons by pigment molecules is true? shuttle electrons along in a series of redox reactions. A) stroma . Container A is placed under normal sunlight, B under green light, and C under red light. the number of chloroplasts in the cell decreases as the temperature increases, the rate of oxygen production is greatest in section m. Which of the following activities happens within the stroma? D) four, 64) Which of the following has been a major source of ozone destruction over the past 50 years? hot, dr What important fact does this argument ignore? He placed a stopper on each test tube and placed them all in the dark for 24 hours. The driving force behind electron transport chain is ____________. d) Carbon dioxide concentrations decrease at night. b) glucose, ADP, NADP+, CO2. B) Each preferentially absorbs slightly different wavelengths of light. D) ultraviolet. . B) concentrated in the stomata. Change absorbent whenever the color change indicates exhaustion. C) couples the flow of H+ to the phosphorylation of NADP+. 8) In most green plants, chloroplasts are A) concentrated in a zone of leaf tissue called the mesophyll. . D) a spring. This process begins with the absorption of light by specialized organic molecules, called pigments, that are found in the chloroplasts of plant cells.Here, we'll consider light as a form of energy, and we'll also see how pigments - such as the chlorophylls . A) formation is promoted by CFCs. A) power sugar synthesis during the Calvin cycle. . B) are found at the reaction center. E) The principal electron carrier in photosynthesis is NADPH; the principal electron carrier in respiration is NADH. or three? D) nuclear, 25) The full range of electromagnetic energy is called the ________ spectrum. C) H+ . D) In photosynthesis, carbon dioxide is reduced to form sugar, while in respiration, sugar is oxidized to B) is analogous to the production of ATP in mitochondria. semi-tropicald. CO2 provides the carbon atoms that are incorporated into sugars in photosynthesis. f1(x)=x,f2(x)=x2,f3(x)=4x3x2f _ { 1 } ( x ) = x , \quad f _ { 2 } ( x ) = x ^ { 2 } , \quad f _ { 3 } ( x ) = 4 x - 3 x ^ { 2 } Container A is placed under normal sunlight, B under green light, and C under red light. d) be inside a mitochondrion. Although the reactions of the Calvin cycle are not directly dependent on light, they usually do not occur at night. b) chemiosmosis can occur across the thylakoid membrane. D) absorb less CO2 than the plants under green light. A) requires oxygen. C) three Produces O2: L A) photosynthetic prokaryotes that lived inside eukaryotic cells. C) a source of electrons for chemiosmosis. D CO2 is needed to complete the light reactions. This recombination of maternal and paternal genetic material is a key feature of meiosis. C) photon. Why does the relationship between metabolic rate and temperature exist? Carbon exchange with the atmosphere mostly happens through photosynthesis and respiration. D) chemiosmosis. B) electromagnetism Any substance that inhibits the transportation of oxygen from the lungs affects _____________. A) glucose, ADP, NADP+ You're conducting an experiment to determine the effect of different wavelengths of light on the absorption of carbon dioxide as an indicator of the rate of photosynthesis in aquatic ecosystems. C) have mitochondria but do not have chloroplasts. B) four d) the Calvin cycle is triggered. D) phaser. E) Burning wood contributes more to acid rain than burning fossil fuels. Plants gather the sun's energy with light-absorbing pigments called, The oxygen released into the air as a product of photosynthesis comes from. C) Photosystem I functions first in the sequence of steps that make up the light reactions. C) is a source of oxygen for cellular respiration. What is the likely origin of chloroplasts? Place the letter of your choice in the space provided. CO2 is needed to produce sugars in the Calvin cycle. a) function in energy transformation. 44) Photophosphorylation during photosynthesis differs from oxidative phosphorylation during cellular C) CO 2 is needed to produce sugars in the Calvin cycle. If the rate of photosynthesis increases, the amount of carbon dioxide in the environment will decrease and vice versa. Arsenic is a poison that binds to a molecule needed to build acetyl CoA. D) eight, 52) The Calvin cycle constructs ________, an energy-rich molecule that a plant cell can then use to What does not occur during the Calvin Cycle? B) absorb the same amount of CO2 as the plants under both the green light and normal sunlight. A) reduced by photosynthesis, which removes carbon dioxide from the atmosphere. chemical 56) The ultimate source of all the food we eat and the oxygen we breathe is B) CO 2 is needed to complete the light reactions. Bromthymol blue turns from blue to yellow in the presence of CO2. A) carbon fixation B) reduction of carbon C) addition of electrons and protons to carbon D) regeneration of NADP+ E) formation of waste products in the form of O2, E) formation of waste products in the form of O2, Carbon fixation A) occurs when carbon and oxygen from CO2 are incorporated into an organic molecule. . d) reduction of NADP+. C) reduced by the burning of fossil fuels, which removes oxygen from the atmosphere. Students also viewed Bio Study Guide 37 terms Kristopher_Barkley Lab Test 38 terms morganwasham cellular respiration and photosynthesis pract 57 terms Images Irene_Mejia1 A) ATP is not produced during photosynthesis, but only during respiration. Explain. Produces CO2: CAC E) thylakoids; stroma. A centrifuge used to subject engineering components to high acceleration has a radius of 8m8 \mathrm{~m}8m. It starts from rest at t=0t=0t=0, and during its two-minute acceleration phase it is programmed so that its angular acceleration is given as a function of time in seconds by =0.1920.0016trad/s2\alpha=0.192-0.0016 t \mathrm{rad} / \mathrm{s}^2=0.1920.0016trad/s2. The containers are observed for a 24-hour period. Which is hotter-a red star or a blue star? Plants absorb carbon dioxide from the air, combine it with water and light, and make carbohydrates the process known as photosynthesis. During what phase of meiosis does recombination occur? . Match the terms in column A with the descriptions in column B. What provides electrons for the light reactions? A) is an evolutionary relic from when atmospheric O2 levels were low and did not interfere with rubisco. . What is the main adaptive advantage of the C4 and CAM photosynthesis strategies over the C3 strategy? What is the source of energy that provides the boost for electrons during photosynthesis? Cellular Respiration uses them to produce ATP, CO2, and O2, Photosynthesis uses CO2 and H2O to convert sunlight into glucose and O2, Interphase- all cells make new molecules and organelles, Prophase-two sister chromatids joined together; in cytoplasm-spindle microtubules, Metaphase- microtubules attach to the sister chromatids and pull toward opposite polls. B) red In simple summary form, the input of the Calvin cycle for every product is _____, and the output is _____ used for glucose synthesis. D) a source of electrons for chemiosmosis. D) phycocyanin, 34) Which of the following is a normal process of photosynthesis that could not occur if all reaction B) reduction of carbon D) They make it possible for the plant to use the Calvin cycle at night. (One G3P leaves the cycle as an output. E) Photosynthesis involves both reduction and oxidation, while respiration involves only oxidation. A) Chlorophyll a reflects green light. D) Photosynthesis produces O2; respiration produces CO2. B) Burning fossil fuels release carbon dioxide that was removed from the atmosphere millions of years ago. NADP+ is reduced during the light reactions, and these electrons are later used to reduce CO2 to glucose in the Calvin cycle. d) When light energy is not available, plants can derive energy from inorganic molecules. 2. D) pass absorbed energy to chlorophyll a. E) catalyze the incorporation of carbon atoms into RuBP. You've added an indicator to each solution. Small aquatic plants are placed into three containers of water mixed with carbon dioxide and indicator solution. . The photosystems absorb solar energy and pass that energy to the mitochondria. C) They allow the plant to fix carbon more efficiently in dim or cool conditions. Guard cells. Which of the following statements describes what happens in the photosystems? a) Each preferentially absorbs slightly different wavelengths of light. Name two environmental leaders associated with each of these philosophies. molecules. C) cellular respiration 16) Which of the following statements concerning the role of redox reactions in photosynthesis and If the rate of photosynthesis increases, the amount of carbon dioxide in the environment will decrease and vice versa. D) H in glucose and water; O in O2. 3) Which of the following is an example of a photoautotroph? E) is a result of the oxidation of glucose. | : : O " ) " e 0 . nucleus B) They allow the plant to fix carbon more efficiently under conditions of low atmospheric CO2. These sugar molecules contain the energy that living things need to survive. Produces a net gain of 2 ATP: G CO2 enters and O2 escapes from a leaf via C) In photosynthesis, carbon dioxide is oxidized to form sugar, while in respiration, sugar is reduced to . functions is linearly dependent or linearly independent on B) transports H+ ions from the stroma to the thylakoid space. Carbon is stored in the living biomass. The energy that excites P680 and P700 is supplied by A) electrons passing down the electron transport chain. B) photorespiration. D) mitochondria; chloroplasts 15) A redox reaction involves the transfer of A) It takes several minutes for the pigment electrons to become excited. would help to alleviate the threat of global greenhouse warming. A) cyanobacteria in freshwater and marine ecosystems B) grizzly bears in Alaska C) bacteria in our mouth D) fungi growing in the refrigerator E) mushrooms growing on the side of a dead tree, A) cyanobacteria in freshwater and marine ecosystems, What is the likely origin of chloroplasts? 19) The light reactions occur in the ________, while the Calvin cycle occurs in the ________. C) H2O. A) G3P E) Photosystem II does not transfer electrons from photons. A by-product of cellular respiration is heat. 23) Carbon fixation C) CO2isneeded toproduce sugars intheCalvin cycle. C) occurs during the light reactions. Carbon dioxide absorption is an appropriate indicator of photosynthesis because A) CO2 is needed to produce sugars in the Calvin cycle. The electrons lost from the reaction center of photosystem I are replaced by electrons from A) CO2. 35) How do the reaction centers of photosystem I and II differ? B) passes electrons to photosystem I. Turn off all gas flow when the machine is not in use. f1(x)=x,f2(x)=x2,f3(x)=4x3x2. covalent bonds between the sugar of one nucleotide and the phosphate of the next, -contains a haploid number of genes -is unlike any other gamete. C) orange Which part of the ATP molecule breaks free of the rest when an ATP molecule is used for energy? In fermentation _____ is reduced and _____ is oxidized. Why don't Calvin Cycle reactions occur during the night? . The containers are observed for a 24-hour period. B) chlorophyll a The conversion of NADP+ to NADPH occurs with the assistance of _____. A) two B) pigment. At the same time other chemical changes may occur, which form additional colors through the development of red anthocyanin pigments. 3) Which of the following is an example of a photoautotroph? After the process is complete, photosynthesis releases oxygen and produces carbohydrate molecules, most commonly glucose. B) produce organic molecules from inorganic molecules, Which of the following is an example of a photoautotroph? . light . Small aquatic plants are placed into three containers of water mixed with carbon dioxide. Where in the chloroplast is chlorophyll found? Shown here is the graph of the data for the beaker she placed beside the lamp. a) NADH C) eat other organisms that use light energy to make food molecules. A) They help the plant conserve water and synthesize glucose efficiently under hot, dry conditions. She then systematically changed the distance from the beaker to the lamp. thylakoid membranes 18) Which of the following statements regarding photosynthesis is false? . E) are found on the inner membrane of chloroplasts. c) blue, red, and violet. Water that is filtered out of the blood by the kidneys is returned to the body through the action of aquaporins. a) NADPH recycling. Increasing the distance from the light source decreased the rate of photosynthesis. 7) ________ cells in leaves are specialized for photosynthesis. 5) What is the likely origin of chloroplasts? c) potential. Light reactions are located in the thylakoid membrane because _____. . . When chloroplast pigments absorb light, their electrons become excited. C) six C) an electron. A student prepared two beakers with identical sprigs of a water plant as shown below. C) regeneration of ATP is driven by a flow of protons through an ATP synthase. . You're conducting an experiment to determine the effect of different wavelengths of light on the Destroying the H+ gradient that allows ATP synthase to work. 42) The electrons lost from the reaction center of photosystem II are replaced by electrons from 1) What is the name given to organisms that can make their own food and thus sustain themselves. At some point, another. a) The light reactions occur in the thylakoid membranes, while the Calvin cycle occurs in the stroma. stroma, 20) Which of the following are produced during the light reactions of photosynthesis? Then, the students place the test tube under a light and slowly increase the temperature of the water. B) are very different from those of cellular respiration. b) contain protein but not lipids a stop codon is introduced prematurely, therefore making the protein shorter, the DNA has changed, but the new codon codes for the same amino acid, a nucleotide was deleted, thereby shifting the codons, -both genes are expressed -ex. Small aquatic plants are placed into three containers of water mixed with carbon dioxide. c) the Calvin cycle. c) Carbon dioxide (CO2) B) Young trees fix carbon at a lower rate per unit mass than old trees. You can specify conditions of storing and accessing cookies in your browser. A student poured a solution of bromthymol blue indicator into three test tubes. Because the Calvin cycle requires CO2 to produce sugars, carbon dioxide absorption is an appropriate indicator of photosynthesis. A) blue The ATP and NADPH produced during the light reactions are necessary to provide energy and high-energy electrons for the Calvin cycle. a) heat. D) CO 2 is needed to complete the light reactions. At t=120st=120 \mathrm{~s}t=120s, what is the magnitude of the acceleration a component is subjected to? c. 2 days ==\ldots= minutes A) It takes several minutes for the pigment electrons to become excited. B) is broken down by carbon dioxide. B) The greenhouse effect is exacerbated by the use of fossil fuels. f. Pharyngotympanic (auditory) tube Convert: E) produces ATP. D) is a result of the oxidation of glucose. 47) In photosynthesis, the chemiosmotic production of ATP B CO2 is needed to produce sugars in the Calvin cycle . She counted the bubbles given off by the plants in each beaker. B) supplies the cell with ATP. like a) water splitting. D) provide energy for the Krebs cycle. c) Photosystem II does not transfer electrons from photons. A) Forests play too minor a role in global CO2 dynamics, which are affected far more by marine algae. Bromthymol blue turns from blue to yellow in the presence of CO2. C) O2 b) While it did have access to light before you left, the plant stored energy in the form of sugars or starch, and it was able to derive energy from those during your vacation. It occurs in presence of light so the term "photo" Here the plant uses carbon dioxide and it reacts with water to given glucose Based on this information, which part of cellular respiration would be stopped if arsenic were ingested? It is well established that as CO 2 in the atmosphere . Plant cells are protected from the harmful effects of reactive oxidative molecules by. d) reduction of NADP+. A) it involves an electron transport chain. a) CO2 is needed to complete the light reactions. b) G3P (C3H6O3) In muscle cells, fermentation produces ____. C) yellow Which of the following are photoautotrophs? d. Malleus A packet of light energy is called a A) chlorophyll b D) produces glucose. D) The greenhouse effect has no direct relationship with the Industrial Revolution of the 1800s. h. Scala vestibuli CO2is needed to produce sugars in the Calvin cycle. A) cellular respiration. d) An electron transport chain D) Most of the young trees would die within a few years. B) Chlorophyll a absorbs green light. . When the carbon dioxide concentration decreases, the The oxygen released into the air as a product of photosynthesis comes from. versa. D) anaerobic metabolism. The electron transport chains of the light reactions A) are located in the stroma. a. . A fuel for cellular respiration and a starting material for making other organic molecules. B) donation of excited electrons by chlorophyll b to a primary electron acceptor A) may be an evolutionary relic from when atmospheric O2 levels were low. rate of photosynthesis increases, the amount of carbon dioxide in the environment will decrease and vice ATP. 61) What is the main adaptive advantage of the C4 and CAM photosynthesis strategies over the C3 strategy? What two molecules are produced by the light reactions and used to power the Calvin cycle? Plant cells A) lack mitochondria and chloroplasts. In what form would you expect to find sulfur (S) as a result of photosynthesis in these bacteria? . B) Photosynthesis involves only oxidations, while respiration involves only reductions. 2003-2023 Chegg Inc. All rights reserved. produce organic molecules from inorganic molecules. Brainscape helps you realize your greatest personal and professional ambitions through strong habits and hyper-efficient studying. . Carbon dioxide absorption is an appropriate indicator of photosynthesis because, CO2 is needed to produce sugars in the Calvin cycle, After the reverse osmosis system has been operating for 30 minutes, the solution in tank A would, If you shut off the system and pressure was no longer applied to tank A, you would expect. Which of the following are produced during the Calvin cycle? Occurs in the cytosol: G H+ hair color. Mitochondria transfer ________ energy from ________ to ATP; chloroplasts transform ________ energy into the chemical energy of ATP. Which of the following are produced by reactions that take place in the thylakoids and consumed by reactions in the stroma? Anaphase- chromatids separate and create daughter chromosome. 37) In a photosystem, clusters of chlorophyll a, chlorophyll b, and carotenoid pigments function most A) Photosynthesis involves only reductions, while respiration involves only oxidations. d) G3P. B) a fuel for photosynthesis. What has the plant been using for an energy source while in the dark? D) food . This free, energized electron powers the electron transport chain to generate ATP and ultimately be "handed off" to NADP+ to make NADPH for the Calvin cycle. A) donation of excited electrons by chlorophyll a to a primary electron acceptor B) donation of excited electrons by chlorophyll b to a primary electron acceptor C) absorption of photons by chlorophyll b D) reduction of chlorophyll b by a primary electron acceptor E) absorption of photons by carotenoids, A) donation of excited electrons by chlorophyll a to a primary electron acceptor. formation of waste products in the form of O2. j. Tectorial membrane D) Excitation of the electrons is a very stable state. stroma. In developed countries, CO 2 was first applied to cucumbers, tomatoes, and salads (western-style mixed vegetables) in greenhouse (enclosed space). The plants in the red light because chlorophyll absorbs red light. The sodium concentration in a cell is 10 times less than the concentration in the surrounding fluid. 63) Ozone consists of ________ oxygen atom(s). B) is broken down by carbon dioxide. A) H2O nuclear. B) green A) concentrated in a zone of leaf tissue called the mesophyll. the energy in CO 2 is used to produce ATP and NADPH. He can barely keep it moving, and his feet occasionally slip. According to this figure, how do H+ ions make their way from the stroma to the thylakoid interior? cellular respiration is true? A) Chlorophyll a is found in photosystem I and chlorophyll b in photosystem II. d) stroma . C) is done by the Calvin cycle. For every six molecules of G3P produced, 3 CO2 enter the cycle. cellular respiration and photosynthesis pract, Biology | Unit 2 Review | Classification, Evo, 5. organisaiton: plant organisation: Transpir, Michelle Provost-Craig, Susan J. 50) ATP and NADPH A) mitochondria. B) NADPH is oxidized to NADP+. B) electromagnetic B) Each preferentially absorbs slightly different wavelengths of light. ) Change the absorbent regularly, on Monday morning for instance. What transports electrons from the light reactions to the Calvin Cycle? d. the energy in CO2 is used to produce ATP and NADPH. i. Stapes c) Even though it cannot carry out the light reactions, the plant can still produce sugars because the Calvin cycle does not require light. She placed one beaker in the shade and the other beaker beside a fluorescent lamp. They get their name, in part, because they use H2S (hydrogen sulfide) instead of water during the light reactions. Carbon dioxide initially combines with RuBP, and RuBP is regenerated to continue the Calvin cycle. NADPH is used to reduce carbon during the Calvin cycle. d) 3 CO2 a three-carbon molecule. e) reduction of CO2. one? C) shuttle electrons along in a series of redox reactions. Carbon dioxide absorption is an appropriate indicator of photosynthesis because The water to reverse flow from tank B to tank A. Sunlight is a type of ________ energy. . D) have mitochondria and chloroplasts. The thylakoid membrane allows for hydrogen ions (H+) to be transported across, thus creating a charge separation. D) carbon dioxide. When the carbon dioxide concentration decreases, the color of the indicator solution also changes. The primary function of light absorption by photosystems I and II is to produce _____. C) carotenoids. through an electron transport chain molecule, Global warming due to the greenhouse effect may be. D) a fuel for cellular respiration and a starting material for making other organic molecules. B) Each preferentially absorbs slightly different wavelengths of light. cyanobacteria in freshwater and marine ecosystems, Autotrophs that utilize light as their energy source are. . 3 minutes ==\quad= seconds B) a starting material for the Calvin cycle. The Pasteur effect shows that yeast consume glucose at a higher rate under anaerobic conditions than under aerobic conditions. How can the cell move sodiumout ofthe cell? stroma . During the dark reactions, carbon dioxide is bound to ribulose bisphosphate, a 5-carbon sugar with two attached phosphate groups, by the enzyme ribulose bisphosphate carboxylase. d) break down H2O. C) Chlorophyll b primarily uses green light as the source of energy for photosynthesis. E) found throughout the plant. d. 1,000 minutes === hours. Carbon dioxide absorption is an appropriate indicator of photosynthesis because A) CO2 is needed to produce sugars in the Calvin cycle. B) lack mitochondria but have chloroplasts. B) glucose d) Glucose (C6H12O6) d) pigment. absorption of carbon dioxide as an indicator of the rate of photosynthesis in aquatic ecosystems. E) NADPH. Answer: E Topic: 7.6 Skill: Application. c) is found in the stroma. C) Most of the biomass of the cut trees would be added to the atmosphere as CO2 within a few years. D) pass absorbed energy to chlorophyll a. It has been argued that cutting old-growth forests and replacing them with plantations of young trees would help to alleviate the threat of global greenhouse warming.

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