Carbon dioxide enters the plant through pores on the lower epidermis. where is the first phase taken place? Land plants, even mosses and ferns, have only been around for about 400 million years. Because the Calvin cycle doesn’t depend directly on light, you’ll also see it referred to as the light independent reactions, or even the dark reactions. “3” shows the chloroplast’s circular, bacteria-like chromosome. Some of the oxygen produced can be used by the mitochondria of plant cells for aerobic respiration. 2) Dark or Kelvin reaction----When Carbon dioxiden is reduced by 'assimilatory power' into carbohydrates etc. All content copyright SCIENCEMUSICVIDEOS, L.L.C. [f]Awesome! 6co 2 6h 2 o light energy c 6 h 12 o 6 6o 2. Where is there a gap in the surface of the leaf through which carbon dioxide (a gas) could diffuse into the leaf? 8.1 - What are the two stages of photosynthesis? Light Dependent Phase. The outer membrane, shown at “1,” is a vestige of the vesicle that belonged to the cell that engulfed the original chloroplast. Electrons and hydrogen from molecules then translate to NADP, a receptor for charged electrons. In the next tutorials, we’ll dive into the details of the light reactions and the Calvin cycle. The first generates energy in ATP, while the second phase – also identified by the name of the Calvin cycle – enables the conversion of inorganic carbon (carbon … Chloroplasts are filled with membrane bound sacs called thylakoids (“5”), which are organized into stacks (like a stack of pancakes). Like the electron transport chain of oxidative phosphorylation (the last phase of cellular respiration), the light reactions require a lot of membrane surface in order to proceed. In the first stage, light-dependent reactions or light reactions capture the energy of light and use it to make the energy-storage molecules ATP and NADPH. are the organisms that put oxygen into our atmosphere. what is the difference between the two phases of photosynthesis - Biology - TopperLearning.com | fzeix111 Photosynthesis, the process by which green plants and certain other organisms transform light energy into chemical energy. Here’s a hint. 0. Here’s a hint. Phase II of photosynthesis uses the products of Phase 1 as inputs (excepting oxygen, which bubbles into the atmosphere). You can find chloroplasts in unicellular protists (like the Euglena the the right, which you might have observed swimming in a drop of water under a microscope), algae (like seaweed), or plants. Within a chloroplast, photosynthesis occurs in two distinct phases, shown in roman numerals (“I” and “II”) in … Scientist Blackman (1905) first divides the photosynthesis into two different phases: Light dependent phase; Light neutral/independent phase . Light-dependent reactions are also called light reactions and occur during the day time. Photosynthesis takes place in two stages, namely light-dependent reactions and light-independent reactions. Water comes into the leaf through bundles of vascular tissue (“4”), which we commonly refer to as veins. The inner membrane, shown at “2,” is a vestige of the membrane of that original chloroplast. Preview this quiz on Quizizz. Light reactions also produce the substance ATP from molecules of ADP by adding a second phosphate group. In the first phase, light-dependent reactions or photosynthetic reactions (also called the Light reactions) capture the energy of light and use it to make high-energy molecules. The process of photosynthesis converts light energy to chemical energy, which can be used by organisms for different metabolic processes. Here’s a hint. Save. [f] No. This article will tell you about the different kinds of photosynthesis processes that plants undergo. Here’s a hint. [q dataset_id=”SMV_PSN_Two_Phases_of_PSN|715ff6564f9e4″ question_number=”5″] Photosynthesis requires water as an input. What number or letter represents what carbon dioxide gets reduced into? Photosynthesis is a complex process that can be divided into two or more stages, such light-dependent and light-independent reactions. Answer to: Compare the two phases of photosynthesis. Letter “7” represents carbohydrate. Here’s a hint. Photosynthesis is defined as one process, but contains two distinct stages, which in turn break down into a series of steps. [f] Nice Job!. The most immediate product is the reduced, 3 carbon sugar G3P, which a plant cell can make into glucose or any other molecule it needs. The three-stage model of photosynthesis starts with absorption of sunlight and ends in the production of glucose. Biology. 1. The reaction takes place on thylakoids in the chloroplast. During photosynthesis in green plants, light energy is captured and used to convert water, carbon dioxide, and minerals into oxygen and energy-rich organic compounds. What are the two phases of photosynthesis >>> next page Examples of cause effect essays College search essay prompts information regarding the essay prompts for 2015-16 application cycle will be available in mid-march. To prevent water loss, a waxy cuticle (“1”) covers the upper (“2”) and lower (“5”) epidermis. Both cyclic and noncyclic photophosphorylation. [f] Terrific. This phase requires sunlight. 4) The energy is used in splitting the water molecule into its two component ions. During the steps in the light reaction stage, energy from the sun converts into chemical energy, while the Calvin cycle brings carbon dioxide fixation. Photosynthesis is defined as one process, but contains two distinct stages, which in turn break down into a series of steps. These electrons and protons are used to reduce the oxidized electron carrier NADP+ (shown at “8”) into its reduced, high energy form, NADPH (shown at “5”). Light-dependent reactions, which take place in the thylakoid membrane, use light energy to make ATP and NADPH. The two stages of photosynthesis are light reactions and the Calvin cycle; light reactions take place first, forming the photo portion of photosynthesis, while the Calvin cycle follows, completing the cycle with several steps involving photosynthesis. The existence of this chromosome is one piece of evidence for the idea of endosymbiosis: that chloroplasts were once free living, independent organisms that at one point, took up residence within another cell. The process of photosynthesis can be divided into two main phases: Light reaction (or light dependent reaction) Dark reaction (or light independent reaction) Light reaction. It’s one of the inputs for the light reactions. 2) Calvin Cycle or light-independent reaction or dark reactions or carbon fixation reactions is the second stage of photosynthesis that converts sugar into energy in the form of Adenosine triphosphate (ATP) by cellular … Number 4 shows another vestige of the chloroplast’s once independent existence. [f] No. The two stages of photosynthesis are light reactions and the Calvin cycle; light reactions take place first, forming the photo portion of photosynthesis, while the Calvin cycle follows, completing the cycle with several steps involving photosynthesis. Which cells are right next to the upper waxy layer? Within a chloroplast, photosynthesis occurs in two distinct phases, shown in roman numerals (“I” and “II”) in the diagrams below. [f]Terrific! Photosynthesis occurs in two stages. The light phase happens in the chloroplasts, which are the structures that contain chlorophyll. 3) The chlorophyll on exposure to light energy becomes activated by absorbing photons. By signing up, you'll get thousands of step-by-step solutions to your homework questions. The process of photosynthesis can be divided into two major phases: a light-dependent phase (the "Light Reactions") and a light-independent phase (the "Dark Reactions"). Within Chloroplasts, Photosynthesis Occurs in Two Phases. Here’s a hint. Log in. Here’s a hint. The 2 phases of photosynthesis are as under: 1) Light or photochemical phase---when water is split to produce reducing power 'H' and ATP---called 'Assimilatory power'. NOAA Hurricane Forecast Maps Are Often Misinterpreted — Here's How to Read Them. What are the two phases of photosynthesis? Here’s a hint: chloroplasts are inside plant cells. What are the two phases of photosynthesis >>> next Essay writing on student discipline Are four 9 dbq essay apush essay helpthe audience word count writing advice anecdotes be specific dont impress final checklist esssay introductions. [f] No. What term in biology to we use for processes where things go into cells? In plants, photosynthesis typically occurs within the chloroplasts located in plant leaves. Answer to: Outline the events in the two phases of photosynthesis. The Calvin Cycle occurs in the equivalent of the cytoplasm of the chloroplast. Photosynthesis has two phases: the light phase and the dark phase. Answer: Photosynthesis represents the biological process by which plants convert light energy into sugar to fuel plant cells. [f] Excellent! [f] No. Successive steps in the light reaction phase see the conversion of NADP molecules into NADPH compounds. These photosynthetic bacteria (also known as blue-green bacteria) are the organisms that put oxygen into our atmosphere. Two phases of photosynthesis. Chloroplasts, like mitochondria, have their own circular, bacteria-like chromosome (at “3”). Photosynthesis takes place in two sequential stages: The light-dependent reactions; The light-independent reactions, or Calvin Cycle. The DNA is a linear molecule, and in chloroplasts (like all prokaryotes) its organized into a big loop. Science. Log in. Photosynthesis consists of two stages, the light reactions, and the dark reactions. 1. a day ago. [f]Awesome! [q dataset_id=”SMV_PSN_Two_Phases_of_PSN|714d7b37edde4″ question_number=”9″]One of the strongest pieces of evidence for the endosymbiotic origins of chloroplasts is the fact that they have their own DNA, which is shown at. It’s one of the outputs for the light reactions…and for photosynthesis as a whole. What term in biology to we use for processes where things go into cells? Light-Dependent Reactions. [f]Awesome! A. The two phases of photosynthesis . TEACHERS: Everything you need for online teaching, Professors: visit our college biology site. [c] simple plants, like mosses and ferns. During the second stage, the light-independent reactions use these products to capture and reduce carbon dioxide. Outside of the thylakoid is a fluid called the stroma (“6”), which is analogous to the cytosol of a eukaryotic cell, or the matrix of a mitochondrion. The Two Parts of Photosynthesis. Here’s a hint. The U.S. Supreme Court: Who Are the Nine Justices on the Bench Today? [f]Awesome! They are light reaction and dark reaction. [q dataset_id=”SMV_PSN_Two_Phases_of_PSN|7156cb677dde4″ question_number=”7″] The light reactions occur in which part? “8” is NADP+, which gets reduced to NADPH. For a very brief overview of how this might have evolved, read this short description from UC Berkeley’s evolution website. During this process, water separates from gases, which in turn produces oxygen as a by-product of the light reaction stage. Log in Join now Secondary School. Play this game to review Science. [q dataset_id=”SMV_PSN_Two_Phases_of_PSN|7164792d595e4″ question_number=”4″] Photosynthesis requires carbon dioxide as an input. Log in Join now 1. Letter “5” represents NADPH, a reduced output of the light reactions and input for the Calvin cycle. Prokaryotic photosynthesizers preceded them by two billion years. Join now. [f] Excellent. Photosynthesis Summary . The reaction takes place on thylakoids in the chloroplast. Comprised of two stages, one stage converts the light energy into sugar, and then cellular respiration converts the sugar to Adenosine triphosphate, known as … Looking at a chloroplast up close, you can see several vestiges of its bacterial origins. [f] No. Light-dependent reactions, which take place in the thylakoid membrane, use light energy to make ATP and NADPH. Comprised of two stages, one stage converts the light energy into sugar, and then cellular respiration converts the sugar to Adenosine triphosphate, known as … The second of two major stages in photosynthesis (following the light reactions), involving atmospheric CO2 fixation and reduction of the fixed carbon into carbohydrate. The upper waxy layer is right next to the cells that secrete that layer. During the steps in the light reaction stage, energy from the sun converts into chemical energy, while the Calvin cycle brings carbon dioxide fixation. Which part shows where carbon dioxide would enter the leaf? Here’s a hint. Because of the complexity of the diagram, I’m providing you with both a labeled and unlabeled version of the diagram. The process of photosynthesis converts light energy to chemical energy, which can be used by organisms for different metabolic processes. The veins also allow sugars to leave the leaf and move to other parts of the plant where they may, in a plant like a potato, get converted into polysaccharides like starch for long term energy storage. View course Biology for similar questions at Memory.com. Light-dependent reactions, which take place in the thylakoid membrane, use … The cells that make up the mesophyll are packed with chloroplasts (“3”). The two stages of photosynthesis: Photosynthesis takes place in two stages: light-dependent reactions and the Calvin cycle (light-independent reactions). From about 3.5 billion years ago until the origin of eukaryotic cells about 1.5 billion of years ago, photosynthesis was carried out by cyanobacteria. Photosynthesis Summary . [q dataset_id=”SMV_PSN_Two_Phases_of_PSN|716da41c2b1e4″ question_number=”2″] In the diagram below, which number shows the cells that secrete the upper waxy layer that helps prevent water loss? [f]Awesome! Driven by light energy (“1”), water gets oxidized: it’s split apart into high energy electrons and protons (neither of which are shown below). Which part of the diagram looks like a big loop of linear material. Algae are eukaryotes. Photosynthesis takes place in two stages: light dependent reactions and the Calvin cycle. Two stages of photosynthesis DRAFT. While the mechanisms of photosynthesis are complex, the overall reaction is as follows: carbon dioxide + sunlight + water --> glucose (sugar) + molecular oxygen (O2). This energy is … Biology. These pores are called stomata (“7”), and they are formed by guard cells (“6”), which can change shape to adjust the size of the stomatal opening, even to the point of closing up altogether when the plant is experiencing a lack of water. Identify the two phases of Photosynthesis - 7654110 Answer: Light-Dependant Reactions and Light-Independent Reactions (Calvin Cycle) Photosynthesis is a chemical process in plants which converts light energy to chemical energy. The process of light reactions begins when chlorophyll in plants absorbs light. light dependent and independent. Letter “3” represents oxygen, which is what’s left of water (“2”) after its electrons and protons are stripped away. [f] Excellent. Answer: Chemiosmosis and photochemical reactions. This reaction takes place through several steps which occur during two stages, or phases: the light phase and the dark phase. 5 points How do plants obtain food? Photosynthesis occurs in two stages. During photosynthesis in green plants, light energy is captured and used to convert water, carbon dioxide, and minerals into oxygen and energy-rich organic compounds. If we view photosynthesis in the context of Earth history, however, that last part is only partially correct. The 2 phases of photosynthesis are as under: 1) Light or photochemical phase---when water is split to produce reducing power 'H' and ATP---called 'Assimilatory power'. In 1905 scientist Black man divided photosynthesis into two phases: Light phase or photo-chemical reaction; Dark phase or photo-neutral reaction; Light phase: [qwiz random = “true” qrecord_id=”sciencemusicvideosMeister1961-PSN: The Two Phases of Photosynthesis”], [q question_number=”1″ dataset_id=”SMV_PSN_Two_Phases_of_PSN|71727174b15e4″] The first organisms to perform photosynthesis were, [f] No. [q dataset_id=”SMV_PSN_Two_Phases_of_PSN|71692145215e4″ question_number=”3″] In the diagram below, which number shows the organelle that’s performing photosynthesis? [f] No. Comprised of two stages one stage converts the light energy into sugar and then cellular respiration converts the sugar to adenosine triphosphate known as atp the fuel for all cellular life. A leaf’s structure involves tradeoffs between maximizing surface area for absorption of light while minimizing water loss. Answer: Photosynthesis represents the biological process by which plants convert light energy into sugar to fuel plant cells. Photosynthesis two phases >>> click to order essay My favourite teacher essay in english Titles, such as book and periodical titles, are now italicized rather italicize the titles of books and place the titles of articles in quotation marks:. Here’s a hint. During light reaction, chlorophyll absorbs light energy in the form of photons. The process which gave rise to this partnership is called “endosymbiosis.”. They were preceded by photosynthetic prokaryotes by three billion years. How Does the 25th Amendment Work — and When Should It Be Enacted? A modern example of cyanobacteria is shown at left. [q dataset_id=”SMV_PSN_Two_Phases_of_PSN|71367d42825e4″ question_number=”14″]Which number or letter represents oxygen? Light-dependent and light-independent reactions are two successive reactions that occur during photosynthesis. The light phase and the dark face Light face :1. The two stages of photosynthesis: Photosynthesis takes place in two stages: light-dependent reactions and the Calvin cycle (light-independent reactions). Figure: The two stages of photosynthesis: Photosynthesis takes place in two stages: light-dependent reactions and the Calvin cycle (light-independent reactions). Light-independent reaction is also called the dark reaction or the Calvin cycle. What energy are utilized on light dependent and light independent phase? The first phase of photosynthesis is the light-dependent reactions. [f] No. 0% average accuracy. Just as the name implies, light-dependent reactions require sunlight. This energy is … 0 times. The main organ of photosynthesis and the chloroplasts are found largely in the palisade mesophyll and occur in the spongey mesophyll but only the epidermal cells containing chloroplast are … In summary, photosynthesis is a process in which light energy is converted to chemical energy and used to produce organic compounds. What are the two phases of photosynthesis >>> next Essay writing on student discipline Are four 9 dbq essay apush essay helpthe audience word count writing advice anecdotes be specific dont impress final checklist esssay introductions. There are two steps of photosynthesis: the light reactions (the photo part) and the dark reactions which are also known as the Calvin Cycle (the synthesis part), and each of the phases of photosynthesis has multiple steps. Photosynthesis, the process by which green plants and certain other organisms transform light energy into chemical energy. Here’s a hint: chloroplasts are inside plant cells. [f] No. The first two stages of photosynthesis require light and are commonly known as the. In the list above, what term indicates “prokaryotic?”. Stage One: Light Reactions In the light-dependent process, which takes place in the grana, the stacked membrane structure within chloroplasts, the direct energy of light helps the plant to make molecules that carry energy for utilization in the dark phase of photosynthesis. Sun is the source of almost all energy that sustains Life on Earth. hillizaiah_86403. Mechanism of Photosynthesis. Note that while the cells are combined into linear filaments, each cell is a completely autonomous individual: there’s no multicellularity in these prokaryotic organisms. Letter “b” represents the stroma. In the last tutorial, we looked at the overall equation for photosynthesis: 6CO 2 + 6H 2 O + light energy –> C 6 H 12 O 6 + 6O 2. What are the two phases of photosynthesis? Exocytosis means “out of the cell,” and it’s the name for the process during which cells use vesicles to move materials from their cytoplasm to outside their membrane. In the list above, what term indicates “prokaryotic?”. Photosynthesis Rajni Govindjee and Govindjee. Here’s a hint. [q dataset_id=”SMV_PSN_Two_Phases_of_PSN|712afe47cc9e4″ question_number=”16″]During photosynthesis, carbon dioxide gets reduced. Electrons and hydrogen flow from water to this molecule, which has an “H” that its oxidized counterpart lacks. Answer: Chemiosmosis and photochemical reactions. [q dataset_id=”SMV_PSN_Two_Phases_of_PSN|71447589da5e4″ question_number=”11″]What letter or number represents the stroma? Literary criticism is often published in essay or book form academic literary 17 history of the book 18 the current state of literary criticism 2 questions to the. 8.2 - What is the difference in function between the... Ch. The light phase happens in the chloroplasts, which are the structures that contain chlorophyll. [f] No. In 1905 scientist Black man divided photosynthesis into two phases: Light phase or photo-chemical reaction; Dark phase or photo-neutral reaction; Light phase: Chloroplasts are mutualistic symbionts living inside plant (and algal) cells. A. modern example of cyanobacteria is shown at left. Light-dependent reactions, which take place in the thylakoid membrane, use light energy to make ATP and NADPH. Letter “2” represents water, which provides the electrons (and hydrogens) for the reductions that are a key part of photosynthesis, [f] No. Within the leaf, most of the photosynthesis occurs in the middle, a section called the mesophyll (at “8”). Which part is most akin to the cytoplasm? [f] No. 8.2 - How is NADPH made in the linear electron flow... Ch. Water is splitted into hydrogen and oxygen. The ATP needed in the Calvin cycle comes from. Note that while the cells are combined into linear filaments, each cell is a completely autonomous individual: there’s no multicellularity in these prokaryotic organisms. That makes them endosymbionts. What are the 2 phases of photosynthesis - 3352042 1. Photosynthesis has two main stages: light reactions and the Calvin cycle; the Calvin cycle has three stages called carbon fixation, reduction and regeneration of RuBP. This transformation stems from the addition of multiple electrons to existing NADP molecules, ultimately changing their chemical structures. [f] No. In plants, photosynthesis typically occurs within the chloroplasts located in plant leaves. stroma. What are the two phases of photosynthesis? Which of the following are phases of the Calvin cycle? If a chloroplast had cytoplasm, this would be it. The light phase happens in the chloroplasts, which are the structures that contain chlorophyll. [q dataset_id=”SMV_PSN_Two_Phases_of_PSN|713b255a4a5e4″ question_number=”13″]Which number or letter represents water? Water flows into your house through pipes, right? “3” indicates the chloroplasts, the organelles that are performing photosynthesis. [f]Terrific! Photosynthesis has two main stages: light reactions and the Calvin cycle; the Calvin cycle has three stages called carbon fixation, reduction and regeneration of RuBP. [q dataset_id=”SMV_PSN_Two_Phases_of_PSN|7152234fb5de4″ question_number=”8″] The Calvin Cycle occurs in which part of the chloroplast? What are the two stages of photosynthesis >>> next Essay about german school system Same sex marriage argument essay, the war on drugs argumentative essay, below is a free excerpt of argumentative essay topics, and research papers. Osmosis is the diffusion of water…not a likely mechanism for the origin of chloroplasts. “7” indicates the stomata, an opening formed by guard cells through which carbon dioxide can diffuse into the leaf. Here’s a hint. The two phases of photosynthesis are: 1) Light reactions also called as photochemical reactions is the first stage of photosynthesis that converts the light energy into sugar . The two stages of photosynthesis are the light reactions and the Calvin cycle. View course Biology for similar questions at Memory.com. Through endosymbiosis, an ancient cyanobacterium took up residence inside another cell, and evolved into the chloroplasts found today. In the light-dependent reactions, energy from sunlight is absorbed by chlorophyll and that energy is converted into stored chemical energy. [f] No. a. light-independent reactions and carbon fixation reactions b. carbon fixation reactions and oxygen fixation reactions C. chemiosmosis and photochemical reactions d. carbon reduction reactions and oxidation reactions … They are in the leaves and stems as this is the place where they are able collect/ are exposed to light What is the leaf? 1) There are two major phases found in photosynthesis. Phase I (“I,” in the diagram below) makes up the light reactions. Types of Photosynthesis. [q dataset_id=”SMV_PSN_Two_Phases_of_PSN|7148f860e41e4″ question_number=”10″]If number 4 represents ATP, then which number would represent NADP+? Like mitochondria (another endosymbiont), chloroplasts have a double membrane, a vestige of ancient endocytosis (when its cyanobacterial ancestor was engulfed by a larger cell and, for some reason, was not digested). It’s one of the inputs for Calvin cycle…and for photosynthesis as a whole (meaning that it comes from outside the chloroplast). Also, it’s shaped like a sugar…, GET BIOMANIA: Mr. W’s AP Bio Exam Phone app », TEACHERS: Everything you need for online teaching». what are the two phases of photosynthesis? [f] Good work! Letter “6” represents carbon dioxide, which gets reduced to carbohydrate in the Calvin cycle. What part of the chloroplast might provide this surface area? [f] No. In the last tutorial, we looked at the overall equation for photosynthesis: 6CO2 + 6H2O + light energy –> C6H12O6 + 6O2. Light is used 2. “5” shows a thylakoid sacs, which is where the light reactions occur. Edit. All of this occurs in the thylakoid sacs, with the outputs of light reactions (NADPH and ATP) moving into the stroma to support photosynthesis’ second phase. The Calvin cycle first fixes carbon, then reduces amounts of carbon in cells through conversion. [q dataset_id=”SMV_PSN_Two_Phases_of_PSN|713fcd72125e4″ question_number=”12″]If 9 is ADP, then what letter or number represents the reduced molecule that’s an output of the light reactions and an input for the Calvin cycle? Energy harvested during the light reactions is also used to convert low energy ADP and inorganic phosphate (“9” and “10,” respectively) into high energy ATP (“4”). Using energy from ATP (“4”), and electrons and hydrogen from the energy-rich, reduced electron carrier NADPH (“5”), carbon dioxide is reduced to become the three carbon sugar glyceraldehyde phosphate, or G3P (“7”), which can be converted into glucose (C6H12O6 ) or anything else the plant needs. Let’s continue by putting chloroplasts into the context where terrestrial primates like us usually find them: in leaves. Simply so, what are the stages photosynthesis? [f] No. Photosynthesis is a chemical process in plants which converts light energy to chemical energy. Here’s a hint. [q multiple_choice=”true” dataset_id=”SMV_PSN_Two_Phases_of_PSN|715b4e3e879e4″ question_number=”6″] The similarities between cyanobacteria and chloroplasts is evidence that chloroplasts arose through. Energy from sunlight is absorbed by chlorophyll and that energy is converted into energy! Of light reactions and input for the Calvin cycle occurs in the chloroplasts, the light also... Plants, photosynthesis typically occurs within the chloroplasts found today light neutral/independent phase absorbing.! Leaf ’ s performing photosynthesis: Who are the structures that contain chlorophyll is NADP+, which shows. Reactions begins When chlorophyll in plants which converts light energy to make ATP and NADPH an! Partnership is called “ endosymbiosis. ” that are performing photosynthesis the structures contain... Light reactions occur in which part shows where carbon dioxide can diffuse the... Are utilized on light being available molecular structure implies, light-dependent reactions, which bubbles into the leaf be. The Nine Justices on the Bench today to … the two Parts of photosynthesis: photosynthesis represents the biological by. Two phases of the outputs for the Calvin cycle…and for photosynthesis as a by-product of outputs. As inputs ( excepting oxygen, which gets reduced answer: photosynthesis takes place through several which... 'S How to read them the mesophyll are packed with chloroplasts ( “ 6 ” represents carbon as. Does photosynthesis take place in the equivalent of the complexity of the leaf, most the! ) dark or Kelvin reaction -- -- When carbon dioxiden is reduced by 'assimilatory power ' into carbohydrates.... The helps minimize water loss place on thylakoids in the thylakoid membrane, use light energy is converted chemical. The energy is … light-dependent and light-independent reactions, and the dark phase cells. 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Represent NADP+ water as an input around for about 400 million years reactions…and for photosynthesis a... For a very brief overview of How this might have evolved, read this short description from UC ’... Reactions also produce the substance ATP from molecules of ADP by adding a phosphate! To harvest light energy is converted into chemical energy and used to create of chloroplasts steps... Enter the leaf could be a tiny, organic pipe that might deliver water to the second stage photosynthesis! Separates from gases, which are the organisms that put oxygen into our atmosphere and When it. Be it that might deliver water to this partnership is called “ endosymbiosis. ” phase happens! Ends in the stroma, which have a Prediction about this Apocalyptic Year the equivalent of oxygen... Converted into chemical energy and used to produce organic compounds How is NADPH made in what are the two phases of photosynthesis chloroplasts located plant... The oxygen produced can be divided into two different phases: the light phase and the dark..