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Top competitors on query "where does the o2 released in photosynthesis come from"
Teachers' Domain: Photosynthesis
http://www.teachersdomain.org/resource/tdc02.sci.life.stru.photosynth/ Competition: low
Learn More About Registration: Registering with Teachers' Domain is FREE and allows you to: View as many resources as you like Save, sort, and share resources using My Folders and My Groups Download resources to your desktop See standards correlations for your state Register Now For more information: Learn about our online Professional Development Courses, or review our Privacy Policy. Teachers' Domain is transitioning to PBS LearningMedia, so to access all of the Teachers' Domain features and muchg more, you will need to register on PBS LearningMedia
The Effect of Light Intensity on the Rate of Photosynthesis :: Papers
http://www.123helpme.com/view.asp?id=122825 Competition: low
I think that if we move the lamp any further away than 50cm no bubbles at all will be produced because there will simply not be enough light for photosynthesis to work but we are only doing it till 17cm which will give us enough results. The Company makes no representations about the accuracy, reliability, completeness, or timeliness of the Material or about the results to be obtained from using the Material
What does chlorophyll do in photosynthesis in plants? - Yahoo! Answers India
http://in.answers.yahoo.com/question/index?qid=20070423051913AAKABNK Competition: low
7 years ago Report Abuse by Don Member since: 19 December 2006 Total points: 1,196 (Level 3) Add Contact Block It absorbs the sunlight and help plant to spread food in leaves 7 years ago Report Abuse by VISU Member since: 05 December 2006 Total points: 1,907 (Level 3) Add Contact Block Chlorophyll is a green photosynthetic pigment found in most plants, algae, and cyanobacteria. When a leaf was tested using iodine, only the green areas were shown as positive for starch, meaning that photosynthesis will not occur without chlorophyll
Photosynthesis - Simple English Wikipedia, the free encyclopedia
http://simple.wikipedia.org/wiki/Photosynthesis Competition: low
Carbon dioxide diffuses into the plant and along with chemicals in the stroma of the chloroplast and ATP and NADPH, glucose is made and finally, transported around the plant by translocation
Whats the word equation photosynthesis? - Yahoo!7 Answers
http://au.answers.yahoo.com/question/index?qid=20071202231044AAiI0qp Competition: low
The cells in the interior tissues of a leaf, called the mesophyll, can contain between 450,000 and 800,000 chloroplasts for every square millimeter of leaf. Member since: 21 November 2007 Total points: 796 (Level 2) Add Contact Block Answer hidden due to its low rating Photosynthesis is the conversion of light energy into chemical energy by living organisms
Investigating the Factors that Affect the Rate of Photosynthesis :: Papers
http://www.123helpme.com/view.asp?id=149695 Competition: low
The Company makes no representations about the accuracy, reliability, completeness, or timeliness of the Material or about the results to be obtained from using the Material. While preliminary work was taking place I monitored all inconsistencies that occurred and measured the effects of these mistakes, if I have time I will reperform the experiment with the calculated corrections In order to collect more reliable results
http://library.thinkquest.org/5420/cellsplt.html Competition: low
Did you know that the largest suppliers of oxygen in the whole world are tiny plants known as photoplankton? They are found in the oceans and are really important to giving us the oxygen needed to keep life going on our planet. If you would like to see an actual photograph of a chloroplast viewed through the lens of an electron microscope, visit the Nanoworld Image Gallery (you'll need to register in order to view the gallery)
photosynthesis: Definition from Answers.com
http://www.answers.com/topic/photosynthesis Competition: low
Melvin Calvin and Andrew Benson, along with James Bassham, elucidated the path of carbon assimilation (the photosynthetic carbon reduction cycle) in plants. Z scheme The "Z scheme" In plants, light-dependent reactions occur in the thylakoid membranes of the chloroplasts and use light energy to synthesize ATP and NADPH
http://quizlet.com/10586491/photosynthesis-light-reactions-and-the-calvin-cycle-flash-cards/ Competition: low
What related function do they have in plants? they dissipate excessive light energy Which of the following statements best represents the relationships between the light reactions and the Calvin cycle? the light reactions provide ATP and NADPH to the calvin cycle, and the cycle returns ADP, Pi, and NADP+ to the light reactions Where do the enzymatic reactions of the Calvin cycle take place? stroma of the chloroplast What is the primary function of the Calvin cycle? synthesize simple sugars from carbon dioxide In the carbon fixation phase of the Calvin cycle, Rubisco attaches a molecule of carbon dioxide to a molecule containing five carbons. Where did the extra ATP molecules come from? cyclic electron flow Assume a thylakoid is somehow punctured so that the interior of the thylakoid is no longer separated from the stroma
photosynthesis - definition of photosynthesis by the Free Online Dictionary, Thesaurus and Encyclopedia.
http://www.thefreedictionary.com/photosynthesis Competition: low
See Note at transpiration.A Closer Look Almost all life on Earth depends on food made by organisms that can perform photosynthesis, such as green plants, algae, and cyanobacteria. The carotenoids are usually masked by the green color of chlorophyll, but in temperate environments they can be seen as the bright reds and yellows of autumn after the chlorophyll in the leaves has broken down
http://www.ehow.com/how-does_5498075_do-stomata-work-photosynthesis.html Competition: low
How to Measure Stomatal Density How Do Stomata Work in Photosynthesis? What Are the Functions of Stomata in Photosynthesis? How to Measure the Density of a Substance.... When there is ample carbon dioxide in the atmosphere, and abundant light, the stomata open to bring in the carbon dioxide required for the photosynthesis process
http://www.caltech.edu/content/stepping-stone-oxygen-earth Competition: low
Now, a team led by geobiologists at the California Institute of Technology (Caltech) has found evidence of a precursor photosystem involving manganese that predates cyanobacteria, the first group of organisms to release oxygen into the environment via photosynthesis. The team also plans to investigate a set of rocks from western Australia that are similar in age to the samples used in the current study and may also contain beds of manganese
http://www.answerbag.com/q_view/39958 Competition: low
Actually they are doing the same thing in daylight too, but photosynthesis is so efficient that the plant makes more sugar than it actually needs so there is an excess of oxygen. This attraction to the surface of these tiny veins is what causes the water to move up the stem and into the leaves, where it is used for photosynthesis
http://www.ehow.com/how-does_4923607_plants-make-oxygen.html Competition: low
How Do Flowers Give Us Oxygen? Plants and flowers carry out numerous chemical reactions and processes that benefit human beings, including fruit growth and supplementary supports such as... The Best House Plants for Oxygen According to a study by NASA and the Associated Landscape Contractors of America, many common houseplants not only add attractiveness to your..
http://uk.answers.yahoo.com/question/index?qid=20070324014408AA06Iz2 Competition: low
Fuel molecules commonly used by cells in respiration include glucose, amino acids and fatty acids, and a common oxidizing agent (electron acceptor) is molecular oxygen (O2)
Photosynthesis - definition from Biology-Online.org
http://www.biology-online.org/dictionary/Photosynthesis Competition: low
Please contribute to this project, if you have more information about this term feel free to edit this page Results from our forum Effect Of carbon dioxide on rate of photosynthesis When the concentration of CO2 is low the rate of photosynthesis is also low. It means photosynthesis is a process in which carbon dioxide (CO2), water (H2O) and light energy are utilized to synthesize an energy-rich carbohydrate like glucose (C6H12O6) and to produce oxygen (O2) as a by-product
http://www2.estrellamountain.edu/faculty/farabee/biobk/BioBookPS.html Competition: low
The capture of carbon dioxide by PEP is mediated by the enzyme PEP carboxylase, which has a stronger affinity for carbon dioxide than does RuBP carboxylase When carbon dioxide levels decline below the threshold for RuBP carboxylase, RuBP is catalyzed with oxygen instead of carbon dioxide. Many Prokaryotes have only one photosystem, Photosystem II (so numbered because, while it was most likely the first to evolve, it was the second one discovered)
http://www.scientificamerican.com/article.cfm?id=origin-of-oxygen-in-atmosphere Competition: low
I am not sure what is the photosynthetic oxygen production rate per gram biomass of cyanobacteria but it seems unlikely that its the sole catalyst for oxygenesis. Objectively there are a couple of things that make me wonder, how long have we observed and recorded global temperatures and population counts reliably? Can we make statements about Nature that are romantic when really it is our butts that are headed to an extinction event? I mean, perhaps it is our Nature to be the nail in the coffin for our mammalian age--so to speak
http://www.pbs.org/wgbh/nova/nature/photosynthesis.html Competition: low
Algae Fuel In the search for alternatives to gasoline, are algae the answer? From Pond Scum to Power In this animated primer, learn why algae and other plants make oil, and how algae oil gets converted to biodiesel. Experts Debate Dinosaur Stampede Dinosaur prints in an ancient Australian fossil bed stir a modern debate; were they stampeding, or just out for a swim? Clothing from Slime? Super-strong hagfish slime might become the fabric of the future
'Major discovery' from MIT primed to unleash solar revolution - MIT News Office
http://web.mit.edu/newsoffice/2008/oxygen-0731.html Competition: low
It's so easy to implement," he said.'Giant leap' for clean energySunlight has the greatest potential of any power source to solve the world's energy problems, said Nocera. But the next step is carbon sequestration - like the plants do, they add carbon dioxide to the hydrogen to form more stable organic compounds that can be saved in greater quantities than is used - just like the days of the dinosaurs
How do plants produce oxygen during photosynthesis
http://wiki.answers.com/Q/How_do_plants_produce_oxygen_during_photosynthesis Competition: low
What does a plant not produce during photosynthesis? Glucose What does a plant produce during photosynthesis? A plant produces oxygen and carbohydrates, such as sucrose, glucose, or starch during photosynthesis When plants undergo photosynthesis do they produce oxygen? Well, it does! they deal with oxygen in a photosynthesis process! like this carbon dioxide + water What happens to the oxygen produced during photosynthesis? It gets released into the Atmosphere. Last edit by Rakysia Rogers Answer History Related Answers: How do plants produce oxygen during photosynthesis? They absorb carbon dioxide and sunlight and turn it into chemical energy in the leaves using chlorop What do plants produce during photosynthesis? Carbohydrates (starch, cellulose) AND oxygen
Where does our Oxygen supply comes from on Earth ? - Yahoo! Answers India
http://in.answers.yahoo.com/question/index?qid=20080701210856AAVQ4Fb Competition: low
Source(s): net 5 years ago Report Abuse 4 people rated this as good Asker's Rating: Asker's Comment: Well at least we are getting aware to what Oceans can mean for Life on Earth. Show of hands, who else learned that in first grade? Just me? 5 years ago Report Abuse 1 person rated this as good by Theofanis P Member since: 13 March 2008 Total points: 183 (Level 1) Add Contact Block There are many ways to product oxygen
http://www.scientificamerican.com/article.cfm?id=where-did-the-earths-atmo Competition: low
The additional organic matter must have come from anaerobic bacteria that converted carbon dioxide to organics via processes that do not create free oxygen. Des Marais, a researcher in the Exobiology Branch of the National Aeronautics and Space Administration Ames Research Center, has studied this very question
Oxygen - Wikipedia, the free encyclopedia
http://en.wikipedia.org/wiki/Oxygen Competition: low
At standard temperature and pressure, two atoms of the element bind to form dioxygen, a colorless, odorless, tasteless diatomic gas with the formula O 2. Uses of elemental oxygen include the production of steel, plastics and textiles, brazing, welding and cutting of steels and other metals, rocket propellant, oxygen therapy and life support systems in aircraft, submarines, spaceflight and diving
Where Does Atmospheric Oxygen Come From?
http://www.wisegeek.com/where-does-atmospheric-oxygen-come-from.htm Competition: low
Things then seemed to balance out for a long period as other organisms evolved to use oxygen to provide energy by the oxidation of carbon, producing carbon dioxide (CO2). It is also important to note that trees don't just grow, they produce fruits and nuts, which use a lot of carbon (not to mention the decomposition process wherein the fallen tree becomes food for bacteria, fungus, and animals) and are another way by which forests are net carbon sequesterer (they take in more than they release)
Photosynthesis - Wikipedia, the free encyclopedia
http://en.wikipedia.org/wiki/Photosynthesis Competition: low
Melvin Calvin and Andrew Benson, along with James Bassham, elucidated the path of carbon assimilation (the photosynthetic carbon reduction cycle) in plants. Z scheme The "Z scheme" In plants, light-dependent reactions occur in the thylakoid membranes of the chloroplasts and use light energy to synthesize ATP and NADPH
The oxygen released during photosynthesis comes from
http://wiki.answers.com/Q/The_oxygen_released_during_photosynthesis_comes_from Competition: low
The o2 released during photosynthesis comes from? CO2 Where does the O2 released during photosynthesis come from? "One of the first clues to the mechanism of photosynthesis came from the discovery that the oxygen g Where does the oxygen made during photosynthesis come from? It comes from the splitting of water molecules
In photosynthesis, does the oxygen gas come from the carbon dioxide or from the water? - Yahoo! Answers
http://answers.yahoo.com/question/index?qid=20090215144731AAiaMGE Competition: low
To determine which of these original compounds contribute to the O2 end product, an isotopic tracer experiment can be performed using 18O: 18O is a heavy isotope of oxygen H218O + CO2 yields 18O2 H2O+C1802 yields O2 Therefore, the O2 end product must originate from water and not from the carbon dioxide. Member since: February 15, 2009 Total points: 104 (Level 1) Add Contact Block The oxygen product of photosynthesis could originate from either the CO2 or the H2O starting compounds
Where does the oxygen come from in photosynthesis? - Yahoo! Answers
http://answers.yahoo.com/question/index?qid=20071116175605AAlp2Cf Competition: low
(I left out some intermediary steps.) But overall all of the oxygen given off is from H2O O2 is then released through the stomata One of the earliest photosynthesis experiments proved this. Where does THE REST of the oxygen come from? 6 years ago by ? Member since: November 12, 2007 Total points: 3,943 (Level 4) Add Contact Block Best Answer - Chosen by Asker the 6O2 is released during the light-Dependant reactions it comes from the initial 12H20
Teachers' Domain: Photosynthesis
Learn More About Registration: Registering with Teachers' Domain is FREE and allows you to: View as many resources as you like Save, sort, and share resources using My Folders and My Groups Download resources to your desktop See standards correlations for your state Register Now For more information: Learn about our online Professional Development Courses, or review our Privacy Policy. Teachers' Domain is transitioning to PBS LearningMedia, so to access all of the Teachers' Domain features and muchg more, you will need to register on PBS LearningMedia
The Effect of Light Intensity on the Rate of Photosynthesis :: Papers
I think that if we move the lamp any further away than 50cm no bubbles at all will be produced because there will simply not be enough light for photosynthesis to work but we are only doing it till 17cm which will give us enough results. The Company makes no representations about the accuracy, reliability, completeness, or timeliness of the Material or about the results to be obtained from using the Material
What does chlorophyll do in photosynthesis in plants? - Yahoo! Answers India
7 years ago Report Abuse by Don Member since: 19 December 2006 Total points: 1,196 (Level 3) Add Contact Block It absorbs the sunlight and help plant to spread food in leaves 7 years ago Report Abuse by VISU Member since: 05 December 2006 Total points: 1,907 (Level 3) Add Contact Block Chlorophyll is a green photosynthetic pigment found in most plants, algae, and cyanobacteria. When a leaf was tested using iodine, only the green areas were shown as positive for starch, meaning that photosynthesis will not occur without chlorophyll
Photosynthesis - Simple English Wikipedia, the free encyclopedia
Carbon dioxide diffuses into the plant and along with chemicals in the stroma of the chloroplast and ATP and NADPH, glucose is made and finally, transported around the plant by translocation
Whats the word equation photosynthesis? - Yahoo!7 Answers
The cells in the interior tissues of a leaf, called the mesophyll, can contain between 450,000 and 800,000 chloroplasts for every square millimeter of leaf. Member since: 21 November 2007 Total points: 796 (Level 2) Add Contact Block Answer hidden due to its low rating Photosynthesis is the conversion of light energy into chemical energy by living organisms
Investigating the Factors that Affect the Rate of Photosynthesis :: Papers
The Company makes no representations about the accuracy, reliability, completeness, or timeliness of the Material or about the results to be obtained from using the Material. While preliminary work was taking place I monitored all inconsistencies that occurred and measured the effects of these mistakes, if I have time I will reperform the experiment with the calculated corrections In order to collect more reliable results
Did you know that the largest suppliers of oxygen in the whole world are tiny plants known as photoplankton? They are found in the oceans and are really important to giving us the oxygen needed to keep life going on our planet. If you would like to see an actual photograph of a chloroplast viewed through the lens of an electron microscope, visit the Nanoworld Image Gallery (you'll need to register in order to view the gallery)
photosynthesis: Definition from Answers.com
Melvin Calvin and Andrew Benson, along with James Bassham, elucidated the path of carbon assimilation (the photosynthetic carbon reduction cycle) in plants. Z scheme The "Z scheme" In plants, light-dependent reactions occur in the thylakoid membranes of the chloroplasts and use light energy to synthesize ATP and NADPH
What related function do they have in plants? they dissipate excessive light energy Which of the following statements best represents the relationships between the light reactions and the Calvin cycle? the light reactions provide ATP and NADPH to the calvin cycle, and the cycle returns ADP, Pi, and NADP+ to the light reactions Where do the enzymatic reactions of the Calvin cycle take place? stroma of the chloroplast What is the primary function of the Calvin cycle? synthesize simple sugars from carbon dioxide In the carbon fixation phase of the Calvin cycle, Rubisco attaches a molecule of carbon dioxide to a molecule containing five carbons. Where did the extra ATP molecules come from? cyclic electron flow Assume a thylakoid is somehow punctured so that the interior of the thylakoid is no longer separated from the stroma
photosynthesis - definition of photosynthesis by the Free Online Dictionary, Thesaurus and Encyclopedia.
See Note at transpiration.A Closer Look Almost all life on Earth depends on food made by organisms that can perform photosynthesis, such as green plants, algae, and cyanobacteria. The carotenoids are usually masked by the green color of chlorophyll, but in temperate environments they can be seen as the bright reds and yellows of autumn after the chlorophyll in the leaves has broken down
How to Measure Stomatal Density How Do Stomata Work in Photosynthesis? What Are the Functions of Stomata in Photosynthesis? How to Measure the Density of a Substance.... When there is ample carbon dioxide in the atmosphere, and abundant light, the stomata open to bring in the carbon dioxide required for the photosynthesis process
Now, a team led by geobiologists at the California Institute of Technology (Caltech) has found evidence of a precursor photosystem involving manganese that predates cyanobacteria, the first group of organisms to release oxygen into the environment via photosynthesis. The team also plans to investigate a set of rocks from western Australia that are similar in age to the samples used in the current study and may also contain beds of manganese
Actually they are doing the same thing in daylight too, but photosynthesis is so efficient that the plant makes more sugar than it actually needs so there is an excess of oxygen. This attraction to the surface of these tiny veins is what causes the water to move up the stem and into the leaves, where it is used for photosynthesis
How Do Flowers Give Us Oxygen? Plants and flowers carry out numerous chemical reactions and processes that benefit human beings, including fruit growth and supplementary supports such as... The Best House Plants for Oxygen According to a study by NASA and the Associated Landscape Contractors of America, many common houseplants not only add attractiveness to your..
Fuel molecules commonly used by cells in respiration include glucose, amino acids and fatty acids, and a common oxidizing agent (electron acceptor) is molecular oxygen (O2)
Photosynthesis - definition from Biology-Online.org
Please contribute to this project, if you have more information about this term feel free to edit this page Results from our forum Effect Of carbon dioxide on rate of photosynthesis When the concentration of CO2 is low the rate of photosynthesis is also low. It means photosynthesis is a process in which carbon dioxide (CO2), water (H2O) and light energy are utilized to synthesize an energy-rich carbohydrate like glucose (C6H12O6) and to produce oxygen (O2) as a by-product
The capture of carbon dioxide by PEP is mediated by the enzyme PEP carboxylase, which has a stronger affinity for carbon dioxide than does RuBP carboxylase When carbon dioxide levels decline below the threshold for RuBP carboxylase, RuBP is catalyzed with oxygen instead of carbon dioxide. Many Prokaryotes have only one photosystem, Photosystem II (so numbered because, while it was most likely the first to evolve, it was the second one discovered)
I am not sure what is the photosynthetic oxygen production rate per gram biomass of cyanobacteria but it seems unlikely that its the sole catalyst for oxygenesis. Objectively there are a couple of things that make me wonder, how long have we observed and recorded global temperatures and population counts reliably? Can we make statements about Nature that are romantic when really it is our butts that are headed to an extinction event? I mean, perhaps it is our Nature to be the nail in the coffin for our mammalian age--so to speak
Algae Fuel In the search for alternatives to gasoline, are algae the answer? From Pond Scum to Power In this animated primer, learn why algae and other plants make oil, and how algae oil gets converted to biodiesel. Experts Debate Dinosaur Stampede Dinosaur prints in an ancient Australian fossil bed stir a modern debate; were they stampeding, or just out for a swim? Clothing from Slime? Super-strong hagfish slime might become the fabric of the future
'Major discovery' from MIT primed to unleash solar revolution - MIT News Office
It's so easy to implement," he said.'Giant leap' for clean energySunlight has the greatest potential of any power source to solve the world's energy problems, said Nocera. But the next step is carbon sequestration - like the plants do, they add carbon dioxide to the hydrogen to form more stable organic compounds that can be saved in greater quantities than is used - just like the days of the dinosaurs
How do plants produce oxygen during photosynthesis
What does a plant not produce during photosynthesis? Glucose What does a plant produce during photosynthesis? A plant produces oxygen and carbohydrates, such as sucrose, glucose, or starch during photosynthesis When plants undergo photosynthesis do they produce oxygen? Well, it does! they deal with oxygen in a photosynthesis process! like this carbon dioxide + water What happens to the oxygen produced during photosynthesis? It gets released into the Atmosphere. Last edit by Rakysia Rogers Answer History Related Answers: How do plants produce oxygen during photosynthesis? They absorb carbon dioxide and sunlight and turn it into chemical energy in the leaves using chlorop What do plants produce during photosynthesis? Carbohydrates (starch, cellulose) AND oxygen
Where does our Oxygen supply comes from on Earth ? - Yahoo! Answers India
Source(s): net 5 years ago Report Abuse 4 people rated this as good Asker's Rating: Asker's Comment: Well at least we are getting aware to what Oceans can mean for Life on Earth. Show of hands, who else learned that in first grade? Just me? 5 years ago Report Abuse 1 person rated this as good by Theofanis P Member since: 13 March 2008 Total points: 183 (Level 1) Add Contact Block There are many ways to product oxygen
The additional organic matter must have come from anaerobic bacteria that converted carbon dioxide to organics via processes that do not create free oxygen. Des Marais, a researcher in the Exobiology Branch of the National Aeronautics and Space Administration Ames Research Center, has studied this very question
Oxygen - Wikipedia, the free encyclopedia
At standard temperature and pressure, two atoms of the element bind to form dioxygen, a colorless, odorless, tasteless diatomic gas with the formula O 2. Uses of elemental oxygen include the production of steel, plastics and textiles, brazing, welding and cutting of steels and other metals, rocket propellant, oxygen therapy and life support systems in aircraft, submarines, spaceflight and diving
Where Does Atmospheric Oxygen Come From?
Things then seemed to balance out for a long period as other organisms evolved to use oxygen to provide energy by the oxidation of carbon, producing carbon dioxide (CO2). It is also important to note that trees don't just grow, they produce fruits and nuts, which use a lot of carbon (not to mention the decomposition process wherein the fallen tree becomes food for bacteria, fungus, and animals) and are another way by which forests are net carbon sequesterer (they take in more than they release)
Photosynthesis - Wikipedia, the free encyclopedia
Melvin Calvin and Andrew Benson, along with James Bassham, elucidated the path of carbon assimilation (the photosynthetic carbon reduction cycle) in plants. Z scheme The "Z scheme" In plants, light-dependent reactions occur in the thylakoid membranes of the chloroplasts and use light energy to synthesize ATP and NADPH
The oxygen released during photosynthesis comes from
The o2 released during photosynthesis comes from? CO2 Where does the O2 released during photosynthesis come from? "One of the first clues to the mechanism of photosynthesis came from the discovery that the oxygen g Where does the oxygen made during photosynthesis come from? It comes from the splitting of water molecules
In photosynthesis, does the oxygen gas come from the carbon dioxide or from the water? - Yahoo! Answers
To determine which of these original compounds contribute to the O2 end product, an isotopic tracer experiment can be performed using 18O: 18O is a heavy isotope of oxygen H218O + CO2 yields 18O2 H2O+C1802 yields O2 Therefore, the O2 end product must originate from water and not from the carbon dioxide. Member since: February 15, 2009 Total points: 104 (Level 1) Add Contact Block The oxygen product of photosynthesis could originate from either the CO2 or the H2O starting compounds
Where does the oxygen come from in photosynthesis? - Yahoo! Answers
(I left out some intermediary steps.) But overall all of the oxygen given off is from H2O O2 is then released through the stomata One of the earliest photosynthesis experiments proved this. Where does THE REST of the oxygen come from? 6 years ago by ? Member since: November 12, 2007 Total points: 3,943 (Level 4) Add Contact Block Best Answer - Chosen by Asker the 6O2 is released during the light-Dependant reactions it comes from the initial 12H20
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