d) fluorescence. . B) food . D) The greenhouse effect will decrease the average temperature of the planet. What provides electrons for the light reactions? D) a source of electrons for chemiosmosis. 54) Photorespiration B) They allow the plant to fix carbon more efficiently under conditions of low atmospheric CO2. . She counted the bubbles given off by the plants in each beaker. . 4) Autotrophs that utilize light as their energy source are. A) a fuel for photosynthesis. The chloroplast ATP synthase A) is a nucleic acid complex. food . . . a. Bony labyrinth B) pigment. B) Photosynthesis involves only oxidations, while respiration involves only reductions. Place the letter of your choice in the space provided. shuttle electrons along in a series of redox reactions. c) NADPH 59) Global warming due to the greenhouse effect may be Which is the most immediate source of energy for making most of the ATP in your cells ? (SELECT ALL THAT APPLY.). A) NADPH is reduced to NADP+. A fuel for cellular respiration and a starting material for making other organic molecules. How many turns of the Calvin cycle are required to produce one molecule of glucose? B) water. The movement of H+ across a membrane down its concentration gradient, Carbon dioxide absorption is an appropriate indicator of photosynthesis because. Determine whether the given set of b) NADH. Small aquatic plants are placed into three containers of water mixed with carbon dioxide and indicator solution. c) the membrane brings chlorophyll closer to the light. because the light independent reaction decreases when there is less light c) have photosynthetic pigments. A) Chlorophyll a reflects green light. 5. B) glucose . D) CO2isneeded tocomplete the light reactions. After reading the passage, carbon dioxide absorption is an appropriate indicator of photosynthesis because CO2 is needed to produce sugars in the Calvin cycle. A) visible 58) Plant cells What are three factors that affect the rate of photosynthesis? c) electrons from carbon dioxide and energy from sunlight. A) blue D) absorption of photons by carotenoids. B) a starting material for the Calvin cycle. Light reactions are located in the thylakoid membrane because _____. B) potential What type of gas would you expect to find in these bubbles? absorb more CO2 than the plants under the green light. CO2 is needed to produce sugars in the Calvin cycle. D) a spring. Why? B) is analogous to the production of ATP in mitochondria. thylakoid membrane D) phaser. 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. c) absorbs light energy. You've added an indicator to each solution. Tube 2 will turn yellow as carbon dioxide is produced during cellular respiration. c) blue, red, and violet. B) supplies the cell with ATP. In simple summary form, the input of the Calvin cycle for every product is _____, and the output is _____ used for glucose synthesis. Think carefully about the fission process. B) The greenhouse effect is exacerbated by the use of fossil fuels. a) ATP, NADPH, CO2. C) couples the flow of H+ to the phosphorylation of NADP+. 18) Which of the following statements regarding photosynthesis is false? AP BIO - Unit 2 Cell Structure & Function, DH 126 Chapter 7 terms- fr 35-78-Soft Tissues, David N. Shier, Jackie L. Butler, Ricki Lewis, John David Jackson, Patricia Meglich, Robert Mathis, Sean Valentine. E) The greenhouse effect has no direct relationship with the Industrial Revolution of the 1800s. E) Photosystem II does not transfer electrons from photons. strategy? through an electron transport chain molecule, Global warming due to the greenhouse effect may be. B) is analogous to the production of ATP in mitochondria. Which figure depicts an animal cell placed in a solution hypotonic to the cell? d) couples the flow of H+ to the phosphorylation of ADP. A student exposed two plants to only red light and two plants to only green light. Small aquatic plants are placed into three containers of water mixed with carbon dioxide and indicator Energy is never created or destroyed. C) a source of electrons for chemiosmosis. This transforms the water into oxygen and the carbon dioxide into glucose. CO2 is needed to produce sugars in the Calvin cycle. The absorbed energy moves the electrons to a more energetic orbital. E) All photosynthetic pigments are colored green. H+ You could distinguish a granum from an inner mitochondrial membrane because the granum, but not the inner mitochondrial membrane, would _____. Plant cells A) lack mitochondria and chloroplasts. CO2 enters and O2 escapes from a leaf via. Two turns Small aquatic plants are placed into three containers of water mixed with carbon dioxide and indicator solution. ATP. The concentration of CO2 will decrease as plants use the energy in CO2 to produce ATP energy that cells use to make sugars. A) chlorophyll b A) H and O both in glucose B) H in glucose; O in water C) H in water; O in glucose D) H in glucose and water; O in O2 E) H in glucose and water; O in water and O2, Which of the following statements concerning the role of redox reactions in photosynthesis and cellular respiration is true? The light reactions take place in the _________ and the Calvin cycle takes place in the _________. 61) What is the main adaptive advantage of the C4 and CAM photosynthesis strategies over the C3 strategy? Carbon dioxide absorption is an appropriate indicator of photosynthesis because A) CO2 is needed to produce sugars in the Calvin cycle. The primary function of light absorption by photosystems I and II is to produce _____. What can you conclude about how the distance from a light source relates to the rate of photosynthesis? chemical occurs when carbon atoms from CO2 are incorporated into an organic molecule. D) green, 28) Of the following wavelengths of light, which would you expect to be reflected or transmitted by d) the membrane functions as a mitochondrial membrane but at night. C) yellow A) is an evolutionary relic from when atmospheric O2 levels were low and did not interfere with rubisco. During what phase of meiosis does recombination occur? B) Each preferentially absorbs slightly different wavelengths of light. 49) Photosynthetic organisms derive their carbon from C) ATP. In glycolysis, . is oxidized and .. is reduced. . C) kinetic 57) Plants use sugars as a. C) They allow the plant to fix carbon more efficiently in dim or cool conditions. Unlike cellar respiration, photosynthesis occurs in. E) CO2 energizes electrons in the electron transport system. the energy in CO 2 is used to produce ATP and NADPH. Which of the following is part of the light reaction? After reading the paragraph, answer the question(s) that follow. B) ATP Produces a net gain of 2 ATP: G C) is attributable to high CO2 levels. solution. E) The release of energy by the excited electron can be as heat, light, or fluorescence. . A) is best at absorbing the energy of green light. ________ to the thylakoid compartment, generating a concentration gradient of ________. How can the cell move sodiumout ofthe cell? E) helps transport H+ against the concentration gradient. . The Calvin cycle constructs ________, an energy-rich molecule that a plant cell can then use to make glucose or other organic molecules. A) has P700 at its reaction center. When the carbon dioxide concentration decreases, the color of the indicator solution also changes. D) NADP+ is oxidized to NADPH. In photosynthesis, the chemiosmotic production of ATP A) requires oxygen. moderated by photosynthesis, which removes carbon dioxide from the atmosphere. D) pass absorbed energy to chlorophyll a. Skill: Applying/Analyzing Learning Outcome: 7.5 34) Carbon dioxide absorption is an appropriate indicator of photosynthesis because A) CO 2 is needed to produce sugars in the Calvin cycle. A redox reaction involves the transfer of. c. CO2 is needed to produce sugars in the Calvin cycle. D) H+ . This is the initial step of a complex process leading to the formation of sugars. This is why plants need to take in carbon dioxide. What has the plant been using for an energy source while in the dark? A) mitochondria that had a mutation for photosynthesis B) photosynthetic prokaryotes that lived inside eukaryotic cells C) a combination of mitochondria and Golgi bodies D) prokaryotes with photosynthetic mitochondria E) eukaryotes that engulfed photosynthetic fungi, B) photosynthetic prokaryotes that lived inside eukaryotic cells. ________ cells in leaves are specialized for photosynthesis. Figure 5.5 Photosynthesis uses solar energy, carbon dioxide, and water to release oxygen to produce energy-storing sugar molecules. 40) As a result of the cascade of electrons down the electron transport chains of the light reactions, cool, moistc. C) bacteria in our mouth. When does synapsis and crossing-over occur in meiosis? C) NADH c) a source of electrons for chemiosmosis. A) chemical . During photosynthesis, plants take in carbon dioxide (CO2) and water (H2O) from the air and soil. C) H+ . c) Even though it cannot carry out the light reactions, the plant can still produce sugars because the Calvin cycle does not require light. D) photons. How do the reaction centers of photosystem I and II differ? C) In photosynthesis, carbon dioxide is oxidized to form sugar, while in respiration, sugar is reduced to form carbon dioxide. It is well established that as CO 2 in the atmosphere . rate of photosynthesis increases, the amount of carbon dioxide in the environment will decrease and vice B CO2 is needed to produce sugars in the Calvin cycle . D) Green helps plants blend into their environment as a sort of camouflage. 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. A) Photosynthesis involves only reductions, while respiration involves only oxidations. b) is a nucleic acid complex. 13) Which of the following molecules is both a reactant and a product of photosynthesis? Estimate the mass of the crate. In muscle cells, fermentation produces ____. C) H in water; O in glucose The Era of Jefferson & Madison Vocabulary, NPLEX 2 - Nutrition - Manganese, Molybdenum,, Essential Biology: Chapter 8: Cell Reproducti, II(Bio) Chapter 8: Energy, Enzymes, and Metab, John David Jackson, Patricia Meglich, Robert Mathis, Sean Valentine, Event and Facility Final Chapter 9: Operation. Container A is placed under normal sunlight, B under green light, and C under red light. stroma, 20) Which of the following are produced during the light reactions of photosynthesis? b) methane. D) red. a fuel for cellular respiration and a starting material for making other organic molecules. 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. C) shuttle electrons along in a series of redox reactions. D) is a result of the oxidation of glucose. Arsenic is a poison that binds to a molecule needed to build acetyl CoA. stroma. What quantum number of the hydrogen atom comes closest to giving a 500-nm-diameter electron orbit? d) 3 CO2 a three-carbon molecule. D) production is associated with events taking place on the inner mitochondrial membrane. B) a propeller on a motorboat. b) a fuel for photosynthesis. Carbon exchange with the atmosphere mostly happens through photosynthesis and respiration. He placed a stopper on each test tube and placed them all in the dark for 24 hours. 1) What is the name given to organisms that can make their own food and thus sustain themselves. We do not see the absorbed wavelengths, only those that are reflected. C) occurs during the light reactions. A) stroma . When the carbon dioxide concentration decreases, the color of the indicator solution also changes. ; thylakoids. h. Scala vestibuli CO2 is needed to produce sugars in the Calvin cycle. B) chlorophyll a B) transports H+ ions from the stroma to the thylakoid space. B) Chlorophyll a absorbs green light. B) is broken down by carbon dioxide. The thylakoid membrane allows for hydrogen ions (H+) to be transported across, thus creating a charge separation. 53) The addition of oxygen instead of carbon dioxide to RuBP results in The containers are observed for a 24-hour period. a) carbon dioxide. Container A is placed under normal sunlight, B under green light, and C under red light. Container A is placed under normal sunlight, B under green light, and C under red light. 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. C) plants produce oxygen gas by splitting CO2. H+ C) In photosynthesis, carbon dioxide is oxidized to form sugar, while in respiration, sugar is reduced to 60) Which of the following statements about the greenhouse effect is true? C) a windmill. a) cellular respiration. 65) Ozone A) formation is promoted by CFCs. A) CO2 is needed to produce sugars in the Calvin cycle. c) light. CO2 provides the carbon atoms that are incorporated into sugars in photosynthesis. Where is chlorophyll found in a plant cell? D) the energy in CO2 is used to produce ATP and NADPH. D) the energy in CO2 is used to produce ATP and NADPH. A) quantum. The containers are observed for a 24-hour period. You have a large, healthy philodendron that you carelessly leave in total darkness while you are away on vacation. A) Forests play too minor a role in global CO2 dynamics, which are affected far more by marine algae. E) Young trees emit ozone-destroying gases at a higher rate than old trees and would thus worsen the ozone-hole problem while alleviating global warming. After reading the paragraph, answer the question(s) that follow. The photosystems absorb solar energy and pass that energy to the mitochondria. B) H in glucose; O in water He can barely keep it moving, and his feet occasionally slip. The containers are observed for a 24-hour period. b) absorb electrons. Hall, William C. Rose. j. Tectorial membrane Youre 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. In this drawing of a chloroplast, which structure represents the thylakoid membrane? The chlorophyll breaks down, the green color disappears, and the yellow to orange colors become visible and give the leaves part of their fall splendor. B) ethylene glycol Produces molecules of NADH: G, CAC Where do the light-dependent reactions take place? E) the bottom of the electron transport chain, E) the bottom of the electron transport chain, Photophosphorylation differs from oxidative phosphorylation in that A) it involves an electron transport chain. 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? D) chlorophyll, 14) If you expose a photosynthesizing plant to water that contains both radioactive H and radioactive O, a) helps transport H+ against the concentration gradient. d) electrons from water and energy from sunlight. A) CO2 is needed to produce sugars in the Calvin cycle. They help the plant conserve water and synthesize glucose efficiently under hot, dry conditions. A) Chlorophyll a is found in photosystem I and chlorophyll b in photosystem II. rate of photosynthesis increases, the amount of carbon dioxide in the environment will decrease and vice B) NADPH is oxidized to NADP+. 15) A redox reaction involves the transfer of C) provide energy for the citric acid cycle. Mitochondria differ from chloroplasts in that mitochondria. E) of little concern, since it is part of the normal cycle for the planet. ATP and NADPH A) play a role in glucose synthesis by plants. 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. . chlorophyll a? Which of the following statements about water balance disorders is scientifically accurate? 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. C) is a source of oxygen for cellular respiration. 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. , Why are there less air bubbles as the plant is place further away from the light source b. Cochlear duct 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. What is the main adaptive advantage of the C4 and CAM photosynthesis strategies over the C3 strategy? C) Pigments only lose energy in the excitation process. C) cytoplasm . Small aquatic plants are placed into three containers of water mixed with carbon dioxide. The electron transport chains of the light reactions. B) ATP. E) NADPH. A) occurs when carbon atoms from CO2 are incorporated into an organic molecule. color of the indicator solution also changes. D) cristae. light . a) forms NADPH to be used in the Calvin cycle. Tube within cochlea containing spiral organ and endolymph. Plants appear green as they absorb these colors and reflect mostly green light. Carbon dioxide absorption is an appropriate indicator of photosynthesis because Selected Answer: CO2 is needed to produce sugars in the Calvin cycle. The oxygen released into the air as a product of photosynthesis comes from. D) is embedded in the inner membrane of the chloroplast. Destroying the H+ gradient that allows ATP synthase to work. Change absorbent whenever the color change indicates exhaustion. Occurs in the chloroplast: CC, L D) In photosynthesis, carbon dioxide is reduced to form sugar, while in respiration, sugar is oxidized to form carbon dioxide. C) CO 2 is needed to produce sugars in the Calvin cycle. C) NADP+ is reduced to NADPH. formation of waste products in the form of O2. C) shuttle electrons along in a series of redox reactions. Compare Earth to Mars and list three similarities. A) play a role in glucose synthesis by plants. B) Young trees fix carbon at a lower rate per unit mass than old trees. Container A is placed under normal sunlight, B under green light, and C under red light. . A) The greenhouse effect is reduced by deforestation. C) is done by the Calvin cycle. one? When the carbon dioxide concentration decreases, the color of the indicator solution also changes. A) occurs when carbon and oxygen from CO2 are incorporated into an organic molecule. d) electromagnetism. B) glucose, ADP, NADP+, CO2 c) carbon dioxide. This recombination of maternal and paternal genetic material is a key feature of meiosis. CO2 enters and O2 escapes from a leaf via b) glucose, ADP, NADP+, CO2. B) are products of the Calvin cycle. Bromthymol blue turns from blue to yellow in the presence of CO2. a) NADP+ NADPH. d. the energy in CO2 is used to produce ATP and NADPH. A) lack mitochondria and chloroplasts. D) found throughout the leaf tissue. B) are found in the roots of plants. . C) Photosynthesis consumes CO2; respiration consumes O2. Glycolysis is the only stage of cellular respiration that requires _______ to make ______. C) a carotenoid hot, dr A) water. nucleus. Then, he placed an aquatic plant in two of the test tubes, as shown below. In this drawing of a chloroplast, which structure represents the thylakoid membrane? Check all that apply D) The greenhouse effect has no direct relationship with the Industrial Revolution of the 1800s. If the If the rate of photosynthesis increases, the amount of carbon dioxide in the environment will decrease and vice versa. A) Photosynthesis involves only reductions, while respiration involves only oxidations. The a) water splitting. Why does the relationship between metabolic rate and temperature exist? C) ADP, NADP+, O2 A) 6 CO2 + 6 H2O + sunlight C6H12O6 + 6 O2. 43) Photosystem II C) absorb less CO2 than the plants under green light. . Occurs when carbon atoms from CO2are incorporated into an organic molecule. A) electrons . D) the energy in CO2 is used to produce ATP and NADPH. Occurs in the mitochondria: CAC, ETC If the rate of photosynthesis increases, the amount of carbon dioxide in the environment will decrease, and vice versa. D) protects Earth from UV radiation. D) ATP. The electrons lost from the reaction center of photosystem II are replaced by electrons from make glucose or other organic molecules. d. 1,000 minutes === hours. Does the distribution shown in the figure seem reasonable? d. Malleus . form carbon dioxide. d) the Calvin cycle is triggered. d) reduction of NADP+. d) oxidation-reduction (redox) reactions, When chloroplast pigments absorb light, _____. Which of the following equations represents photosynthesis? Which of the following are produced during the Calvin cycle? When the carbon dioxide concentration decreases, the . D) provides the cell with a supply of NADPH molecules. D) the top of the electron transport chain. A by-product of cellular respiration is heat. A student poured a solution of bromthymol blue indicator into three test tubes. b) FADH2 It has increased from the pre-industrial level of 280 mol mol -1 in 1750 to c. 400 mol mol -1 at present and is expected to increase to c. 900 mol mol -1 by the end of the 21st century. B) lack mitochondria but have chloroplasts. B) CO 2 is needed to complete the light reactions. B) the breaking of glucose bonds. E) absorb more CO2 than the plants under the green light. B) absorb the same amount of CO2 as the plants under both the green light and normal sunlight. d) a starting material for the Calvin cycle. The conversion of NADP+ to NADPH occurs with the assistance of _____. 2. a) quantum. You've added an indicator to each solution. A) inner membrane; outer membrane c) Plants usually open their stomata at night. C) energy thylakoid membranes. The full range of electromagnetic energy is called the ________ spectrum. C) The greenhouse effect is inversely related to increasing levels of atmospheric CO2. D) In photosynthesis, carbon dioxide is reduced to form sugar, while in respiration, sugar is oxidized to form carbon dioxide. The plants in the red light because chlorophyll absorbs red light. C) is done by the Calvin cycle. What provides electrons for the light reactions? E) CO2 energizes electrons in the electron transport system Container A is placed under normal sunlight, B under green light, and C under red light. 13 D) have mitochondria and chloroplasts. . d) forms part of photosystem II. For every six molecules of G3P produced, 3 CO2 enter the cycle. 200 seconds === minutes, seconds A) light C) provide energy to Photosystem I and Photosystem II. C) plants produce oxygen gas by splitting CO 2. B) glucose. A) electromagnetic Produces CO2: CAC 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. Then, the students place the test tube under a light and slowly increase the temperature of the water. B) C5H12O6 + 6 O2 + sunlight 5 CO2 + 6 H2O. If the rate of photosynthesis increases, the amount of carbon dioxide in the environment will decrease and vice versa. D) a fuel for cellular respiration and a starting material for making other organic molecules. A packet of light energy is called a C) regeneration of ATP is driven by a flow of protons through an ATP synthase. At t=120st=120 \mathrm{~s}t=120s, what is the magnitude of the acceleration a component is subjected to? . Which of the following are produced during the Calvin cycle? D) requires the input of NADPH. What do plants do with the sugar they produce in photosynthesis. A) may be an evolutionary relic from when atmospheric O2 levels were low. She then systematically changed the distance from the beaker to the lamp. C) concentrated in a zone of leaf tissue called the mesophyll. b) the release of O2 into the atmosphere. 36) Clusters of light-gathering pigments in a photosystem What does not occur during the Calvin Cycle? B) Chlorophyll a absorbs green light. d) ATP, NADPH, O2, Which of the following are produced during the Calvin cycle? D) aerobic respiration. A) absorb no CO2. . The chloroplast ATP synthase C) carbon dioxide. . 55) What is the main adaptive advantage of the C4 and CAM photosynthesis strategies over the C3 f1(x)=x,f2(x)=x2,f3(x)=4x3x2. C) Photosynthesis consumes CO2; respiration consumes O2. 39) The electron transport chains of the light reactions In photosynthesis, . is oxidized and . Is reduced, -occurs in the cytoplasm -glucose goes in -make 2 molecules of ATP per 1 glucose -produces pyruvate, -occurs in mitochondria -needs pyruvate -produces CO 2 -produces 2 ATP per 1 glucose, -occurs in mitochondria -required oxygen -produces water -produces 28 ATP per 1 glucose, chemical equation for cellular respiration, can form the most bonds and is therefore the most versatile element to build molecules from, -energy processing -growth and development -response to the environment -evolutionary adaptation -order (made of cells) -reproduction -regulation, -forms hydrogen bonds -can moderate temperature -water is the solvent of life -supports molecular functions, The gene p53, which checks for DNA damage at the G1 checkpoint, is missing or mutated, causing cells to divide uncontrollably, By the Y chromosome of the male, which is separated during Meiosis I, where half get an X and half get a Y. Meiosis ends in. and Mitosis ends in.. -when homologous chromosomes pair during meiosis, non-sister chromatids exchange homologous portions -following crossing over, the chromatids are recombinant, combing paternal and maternal genes.
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carbon dioxide absorption is an appropriate indicator of photosynthesis because