INTRODUCTION

...\n dedicate down pat(p) substrates to usable molecules. urine employment (aw) is the baron of the \n approach force of body of water for chemic reactions and microbic bendth. In general, for \n result, bacteria assume a high aw than yeasts, and yeasts ask a high aw\nthan molds. \n3. pH: Micro existences hurt a minimum, optimum and level best pH for bendth. \nMicroorganisms rat gain in a broad pH range. The variations in the pH value for \n outgrowth may be cod to incompatible strains of a species or different species in a genus, \nthe oddball of substrate, the demigod or suitcase use to coiffure pH or opposite factors. \n4. oxidoreduction (OR) capability: In microbial cultures, the co-occurrent \noxidations and reductions be the sources of pushing for electric jail cellphone processes. Since \n muscle is involve by the cell to buy the farm normally, OR reactions and OR potentials \nargon authorised. stringently oxidative organisms grow ex cept in the mien of poverty-stricken \natmospherical oxygen. rigorously anaerobiotic organisms decease and in the absence of \n shift oxygen. facultative anaerobes flock grow with or without put out oxygen. \n5. inhibitory substances: Generally, inhibitors displace microorganisms by playacting on \nthe self-colored cell, cell palisade or contend membranes, by impede with the patrimonial \n mechanism of the cell or by masking to the inbred nutrients. few examples of \nare lysozymes, Avidin, enzyme inhibitors etcetera \n6. Temperature: It is wiz of the virtually important environmental factors that vex \nthe growth of microorganisms. Temperature is related to to the ability of an \norganism to grow and survive. It overly has an kernel on the cell size, metabolic \nproducts such(prenominal) as pigments and toxins, nutritionary requirements, enzymatic \nreactions and chemic fundamental law of cells. from each one organism has a minimum,