Sunday, April 21, 2019
Milk Essay Example | Topics and Well Written Essays - 3750 words
Milk - examine ExampleThere are various types of microorganisms that can be found in milk and colligate p terminalucts depending on the hygiene standards followed.The microorganisms found in milk and milk related products are classified as unfavorable- ones that are responsible for causing spoilage, and favorable- ones that responsible for bringing about desired changes in the products. There are various established methods available to enumerate the type of the microorganisms present along with their quantification. To ensure that the consumer gets a safety product for consumption various bodies like the FDA and Codex have established the product regulatory standards that each(prenominal) the milk producers and processors are supposed to meet across the product marketing chain.1. Bacteria - These are wizard celled microorganisms, normally measured in microns and one of the methods of their classification is based on the fundamental shapes that they exhibit a. Spherical, b. rod and c. spiral. They create asexually by fission and their growth phase is characterized by distinct phases2. Yeasts - These belong to the collection of microorganisms called fungi. These are classified on the basis of morphology, cultural, sexual and physiological characters. Based on their method of reproduction, on that point are two forms that are of importance in the food industry. a. Budding and spore forming yeasts These are also called as true yeasts and reproduce by producing sexual ascospores. b. Budding or Asexual yeasts These are also called paradoxical yeasts. 3. Molds - These also belong to the class of fungi and are multi-celled and filamentous, the filaments being referred to as hypha. These too can reproduce either sexually or asexually. The sexual reproduction normally happens in the unfavorable conditions by forming spores through and through the process of nuclear fission, whereas the asexual reproduction happens through either fragmentation or spore producti on in conidia.4. Viruses - These are intracellular parasites. They need to contact and invade an acceptable host cell to hold and replicate. Factors touch on growthAs enumerated by Banwart (102-144), in any food environment, some microbial species will survive and become dominant. Organisms that lack the ability to withstand stresses induced by unfavorable environment will succumb. The conditions that impress the metabolism and multiplication of microorganisms include the following1. Nutrients - These are required as source of energy and for tax deduction of cellular
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