If you work with a Windows-based scripting language, such as VBScript or KiXtart, you're accustomed to variables being nothing more than a sort of storage mechanism for data. Windows PowerShell has variables, too, but they're much more powerful than the variables in older scripting languages. The Windows.
Chlorophyll is a complex molecule. Several modifications of chlorophyll occur among plants and other photosynthetic organisms. All photosynthetic organisms (plants, certain protistans, prochlorobacteria, and cyanobacteria) have chlorophyll a. Accessory pigments absorb energy that chlorophyll a does not absorb.
All the reactions of photosynthesis that are not directly dependent upon light are known as the dark reactions. The dark reactions occur whether there is light present or not. The dark reactions occur in the part of the chloroplast known as the stroma.