What is another word for action spectrum?
Pronunciation: [ˈakʃən spˈɛktɹəm] (IPA) 
The term "action spectrum" refers to the range of electromagnetic radiation wavelengths that are most effective at producing a particular physiological or biochemical response in a living organism. Some synonyms for "action spectrum" include efficiency spectrum, photoreceptive range, and sensitivity curve. Other related terms might include absorption spectrum, which describes the wavelengths of light that are absorbed by a substance, and excitation spectrum, which describes the range of wavelengths that are most effective at exciting a particular molecule or process. Understanding the action spectrum of a particular organism or physiological process can have important implications for fields such as photobiology, medicine, and agriculture.
