Category Nuances for phosphatase:

• nonspecific,
• structural,
• key,
• regulatory,
• cellular,
• exogenous,
• functional,
• biological,
• sensitive,
• active,
• extracellular,
• natural,
• important,
• endogenous,
• soluble,
• artificial,

Simple Categories for phosphatase:

• molecule,
• component,
• enzyme,
• substrate,
• protein,
• group,