light reaction definition July 21, 2017 AZ Dictionary Link to this page noun: initial stage of photosynthesis, occurring only within the existence of light, during which energy captured from light drives producing ATP. the first phase of photosynthesis when energy from light can be used the creation of ATP View More Related Sources Definition for "light reaction" initial stage of photosynthesis, occurring only within the… View More Hypernym for "light reaction" photochemical reaction View More How would you define light reaction? All the definitions on AZdictionary were written by people just like you. Now's your chance to add your own! Your Full Name Your definition Post Definition
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