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It is an enzyme that triggers the carboxylation (combining of carbon dioxide) of ribulose biphosphate in the stroma of chloroplasts in plants. This carboxylation is the first step of the light-dependant reaction that occurs in plants and this light-dependant reaction is the second stage of photosynthesis.

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Pearline Blick

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1y ago
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14y ago

In the Calvin Cycle of photosynthesis, the enzyme rubisco grabs CO2 and incorporates it into RuBP (commonly called carbon fixation). The cycle continues until one G3P is made; a precursor to glucose.

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13y ago

It is an enzyme that triggers the carboxylation (combining of carbon dioxide) of ribulose biphosphate in the stroma of chloroplasts in plants. This carboxylation is the first step of the light-dependant reaction that occurs in plants and this light-dependant reaction is the second stage of photosynthesis.

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13y ago

Rubisco is the enzyme that attaches each carbon dioxide molecule to a molecule of ribulose biphosphate, beginning the Calvin Cycle.

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Q: What is the role of RuBp in Calvin cycle?
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Related questions

Does the Calvin cycle require RuBP?

yes it does, the RuBP starts the Calvin Cycle.... it begins there


What molecule is regenerated in the Calvin cycle?

Carbon dioxide


Which molecule from the Calvin cycle is used to replenish RuBP?

CO2


Which molecule is a reactant in the first step and final product in the fourth step of the Calvin Benson cycle?

RuBP


How does RuBP get regenerated?

In the Calvin Cycle 3 ATP molecules are required to regenerate RUBP from 5 G3P. RuBP is an addition of CO2 that is involved with carbon fixation.


What three substances are introduced into the Calvin benson cycle to produce to sugar molecules?

The Calvin Benson cycle uses ATP (adenosine triphosphate), NADPH (Nicotinamide adenine dinucleotide phosphate), and CO2 (carbon dioxide) to create glucose.


What kind of a molecule is the end product of the Calvin cycle?

The end product of the Calvin cycle is a three-carbon sugar molecule called glyceraldehyde-3-phosphate (G3P). This molecule can be used to produce glucose and other carbohydrates, which serve as a source of energy for the plant.


What three substances are introduced into the Calvin benson cycle to produce?

RuBP, PGA, ATP


Five carbon compound that combines with co2 in the Calvin cycle to make glicose?

rubp


Carbon dioxide acceptor in the calvin-benson cycle is?

The carbon dioxide acceptor in the Calvin-Benson cycle is ribulose-1,5-bisphosphate (RuBP). RuBP is a 5-carbon compound that combines with carbon dioxide in the first step of the cycle to form an unstable 6-carbon compound, which eventually leads to the production of glucose.


Which of the following reactions ensures that the Calvin cycle can make a continuous supply of glucose?

Regneration of RuBP


What is the first step of Calvin-benson cycle?

Carbon dioxide and RuBP combine to make PGA