Calvin cycle
E552680
The Calvin cycle is the series of biochemical reactions in photosynthetic organisms that use carbon dioxide and energy-rich molecules (ATP and NADPH) to synthesize organic sugars.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Calvin cycle canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5878425 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
Target entity: Calvin cycle Context triple: [Melvin Calvin, notableWork, Calvin cycle]
-
A.
Bethe–Weizsäcker cycle
The Bethe–Weizsäcker cycle is a nuclear fusion process in stars, particularly massive ones, where hydrogen is converted into helium through a catalytic cycle involving carbon, nitrogen, and oxygen nuclei.
-
B.
Redfield ratio
The Redfield ratio is a canonical stoichiometric relationship describing the consistent atomic proportions of carbon, nitrogen, and phosphorus found in marine organic matter and dissolved nutrients in the ocean.
-
C.
Tritos cycle
The Tritos cycle is an eclipse cycle of about 10 years and 11 days that predicts the recurrence of similar solar and lunar eclipses, serving as a complement to the better-known Saros cycle.
-
D.
Malate
Malate is a historic coastal district of Manila, Philippines, known for its nightlife, cultural landmarks, and proximity to Manila Bay.
-
E.
Carnot cycle
The Carnot cycle is an idealized thermodynamic cycle that defines the maximum possible efficiency any heat engine can achieve when operating between two temperature reservoirs.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Target entity: Calvin cycle Target entity description: The Calvin cycle is the series of biochemical reactions in photosynthetic organisms that use carbon dioxide and energy-rich molecules (ATP and NADPH) to synthesize organic sugars.
-
A.
Bethe–Weizsäcker cycle
The Bethe–Weizsäcker cycle is a nuclear fusion process in stars, particularly massive ones, where hydrogen is converted into helium through a catalytic cycle involving carbon, nitrogen, and oxygen nuclei.
-
B.
Redfield ratio
The Redfield ratio is a canonical stoichiometric relationship describing the consistent atomic proportions of carbon, nitrogen, and phosphorus found in marine organic matter and dissolved nutrients in the ocean.
-
C.
Tritos cycle
The Tritos cycle is an eclipse cycle of about 10 years and 11 days that predicts the recurrence of similar solar and lunar eclipses, serving as a complement to the better-known Saros cycle.
-
D.
Malate
Malate is a historic coastal district of Manila, Philippines, known for its nightlife, cultural landmarks, and proximity to Manila Bay.
-
E.
Carnot cycle
The Carnot cycle is an idealized thermodynamic cycle that defines the maximum possible efficiency any heat engine can achieve when operating between two temperature reservoirs.
- F. None of above. chosen
Statements (58)
| Predicate | Object |
|---|---|
| instanceOf |
carbon fixation pathway
ⓘ
dark reaction ⓘ light-independent reaction ⓘ metabolic cycle ⓘ |
| alsoKnownAs |
Calvin–Benson cycle
NERFINISHED
ⓘ
Calvin–Benson–Bassham cycle NERFINISHED ⓘ |
| biologicalRole | primary pathway of CO2 assimilation in C3 plants ⓘ |
| canOccurWithout | direct light ⓘ |
| discoveredBy |
Andrew Benson
NERFINISHED
ⓘ
James Bassham NERFINISHED ⓘ Melvin Calvin NERFINISHED ⓘ |
| discoveryMethod | radioactive carbon-14 tracing ⓘ |
| energySource | ATP ⓘ |
| hasPhase |
carbon fixation phase
ⓘ
reduction phase ⓘ regeneration phase ⓘ |
| hasVariant |
C4 photosynthetic pathway
ⓘ
CAM photosynthetic pathway ⓘ |
| keyEnzyme |
RuBisCO
NERFINISHED
ⓘ
aldolase ⓘ glyceraldehyde-3-phosphate dehydrogenase ⓘ phosphoribulokinase ⓘ ribulose-1,5-bisphosphate carboxylase/oxygenase ⓘ transketolase ⓘ |
| linkedToProcess | photorespiration ⓘ |
| namedAfter |
Andrew Benson
NERFINISHED
ⓘ
James Bassham NERFINISHED ⓘ Melvin Calvin NERFINISHED ⓘ |
| netStoichiometry | 3 CO2 + 9 ATP + 6 NADPH → 1 G3P + 9 ADP + 8 Pi + 6 NADP+ ⓘ |
| occursDuring | daytime in most plants ⓘ |
| occursIn |
algae
ⓘ
chloroplast stroma ⓘ cyanobacteria ⓘ photosynthetic organisms ⓘ plants ⓘ |
| partOf | photosynthesis ⓘ |
| primaryFunction |
carbon fixation
ⓘ
synthesis of organic sugars ⓘ |
| produces |
ADP
ⓘ
G3P ⓘ NADP+ ⓘ glyceraldehyde-3-phosphate ⓘ inorganic phosphate ⓘ triose phosphates ⓘ |
| reducingPowerSource | NADPH ⓘ |
| regenerates |
RuBP
ⓘ
ribulose-1,5-bisphosphate ⓘ |
| regulation |
light-dependent enzyme activation
ⓘ
stromal pH and Mg2+ changes ⓘ |
| requires |
light reaction ATP
ⓘ
light reaction NADPH ⓘ products of light reactions ⓘ |
| usesSubstrate |
ATP
ⓘ
CO2 ⓘ NADPH ⓘ RuBP ⓘ carbon dioxide ⓘ ribulose-1,5-bisphosphate ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Subject: Calvin cycle Description of subject: The Calvin cycle is the series of biochemical reactions in photosynthetic organisms that use carbon dioxide and energy-rich molecules (ATP and NADPH) to synthesize organic sugars.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.