Related: Common Blood Tests and What They Mean Alkaline phosphatase is an enzyme. An enzyme is a type of protein that catalyzes (causes or accelerates) chemical reactions in the body. ALP is ...

releasing p-nitrophenol and inorganic phosphate (Pi). Both para-nitrophenylphosphate and p-nitrophenol are colorless at acidic pH values. Addition of 0.05 M NaOH after 30 min incubation at 37 °C will ...

ATP works by losing the endmost phosphate group when instructed to do so by an enzyme. This reaction releases a lot of energy, which the organism can then use to build proteins, contact muscles, etc.