Microbial uptake of aw• The free water in a food is necessary for microbial growth • It is necessary to transport nutrient and remove waste material, carry out enzymatic reactions, synthesize cellular materials, and take part in other biochemical reactions, such as hydrolysis of a polymer to monomer( protein to amino acid) • Each type of microorganisms to different aw• Bacteria, yeast, fungi, > >• G-> G + bacteria• Aw is reduced drastically, microbial cells in a population lose viability, generally rapidly at first and then more slowly. - This information is used to control spoilage and pathogenic m.o in food
การแปล กรุณารอสักครู่..
