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aptent
apteral
apterous
aptitude
aptitude test
Apus
APWU
APY
apyrase
apyrexia
aq
aq.
AQ rate
Aqaba, Gulf of
Aqmola
aqua
aqua-
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apyrase
ap·y·rase [ áppə ràyss, áppə ràyz ] (plural ap·y·ras·es)


noun 
Definition:
 
enzyme reacting with ATP: an enzyme that aids the breakdown of ATP, producing energy
[Mid-20th century. Contraction of adenypyrophosphatase]
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