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Alphabetical index
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Oviduct
An oviduct is a passageway that eggs travel through when ...
Ovigerous
Something that is ovigerous carries eggs.
Oviparous
An oviparous species reproduces through eggs. The hatching ...
Ovipositor
An ovipositor is a 'bridge organ', extended into a point, ...
Ovovegetarian
Ovovegetarians are a subgroup of vegetarians who exclude all ...
Ovulation
Ovulation is the stage when an oocyte is released by the ...
Ovulation test
An ovulation test is the way any woman can find out her ...
Oxfam
Oxfam, or the Oxford Committee for Famine Relief (1942) is a ...
Oxidase
Oxidase is the enzyme responsible for an oxidation; as each ...
Oxidation
Oxidation is the loss of one or more electrons by a ...
Oxidation zone
An oxidation zone is part of a metalliferous deposit ...
Oxidised substance
An oxidised substance is a molecule that has lost one or ...
Oxidising agent
An oxidising agent is a molecule accepting one or more ...
Oxidoreductase
Oxidoreductase is an enzyme that catalyses a redox reaction. ...
Oxy-fuel combustion
Oxy-fuel combustion is a combustion process in which the ...
Oxygen
Oxygen is the gas essential to the metabolism and survival ...
Oxytocin antagonist
The oxytocin antagonists are uterine relaxants. They are ...
Oxytocin-like substance
The oxytocin-like substances are medicines which can promote ...
Oyashio Current
The Oyashio Current, or Oyashivo Current, is a cool North ...
Ozonator
An ozonator, often placed in the technical room of a ...
Ozone
Ozone is a gas with three atoms of oxygen in each molecule. ...
Ozone layer
The ozone layer is the layer of the Earth's stratosphere ...
Ozonosphere
The ozonosphere is the part of the atmosphere between 15 and ...
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Minerva
Inosilicates
St Lucie cherry
Smallpox virus
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Javascript
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