Short and Long essay questions in Microbiology.

Microorganisms, such as bacteria, viruses and bacteriophages, act as cloning vectors to transfer specific sequence of gene, into the plasmid of the bacterial cell using restriction enzymes.

Compilation of long essay questions. Explain the structure of bacterial cell with the aid of a neatly labelled diagram. Also mention the roles of these structures and methods of their detection.. Enumerate the bacteria causing gastroenteritis. Describe the pathogenesis, laboratory diagnosis, treatment and prophylaxis of cholera.

What are bacteria? - BBC Bitesize.

Total and viable counts of microorganisms are important practices in microbiology applicable in fields of medicine, food among others. The main difference between the two is that total count determines the count of all cells both dead and alive while viable count estimate the number of viable or live cells only capable of growing into distinct colonies.Microorganism definition, any organism too small to be viewed by the unaided eye, as bacteria, protozoa, and some fungi and algae. See more.Bacteria are among the smallest living things. A single bacterium consists of just one cell, and is called a single-celled, or unicellular organism. There are similarities between plant and animal.


Harmful microorganisms not only damage the human body but also the food we eat. Sometimes, they multiply on food and release toxic products hence cause food poisoning. To avoid food poisoning, food preservation is done in various ways like pasteurization, salting, boiling etc. In conclusion, microorganisms are all around us.Just because the SAT Essay is now optional doesn't mean you shouldn't pay attention to it! Put a heavy focus on proper spelling and grammar while writing your essay. A journalist and communications consultant, Kim has been teaching college-bound students how to tell their own stories in their college essays for two decades.

KS2 Science Microorganisms learning resources for adults, children, parents and teachers.

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Bacterial and viral infections have many things in common. Both types of infections are caused by microbes -- bacteria and viruses, respectively -- and spread by things such as: Coughing and sneezing.

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Antibiotics are chemical substances produced by various species of microorganisms and other living systems that are capable in small concentrations of inhibiting the growth of or killing bacteria and other microorganisms. These organisms can be bacteria, viruses, fungi, or animals called protozoa.

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Useful Microorganisms The environment is incomplete without microorganisms. With every breath you take, there are millions of microscopic organisms that you breathe in. Apart from that, the human body hosts a plethora of microbes both inside and outside.

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Food preservation, any of a number of methods by which food is kept from spoilage after harvest or slaughter. Such practices date to prehistoric times. Some of the oldest preservation methods include drying and refrigeration. Modern methods are more sophisticated. Learn about the importance and methods of preservation.

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Microorganism definition is - an organism (such as a bacterium or protozoan) of microscopic or ultramicroscopic size.

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Microorganisms definition, any organism too small to be viewed by the unaided eye, as bacteria, protozoa, and some fungi and algae. See more.

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Bacteria are single celled microbes that are found in every habitat on Earth. There are approximately 10 times as many bacterial cells as human cells in the human body. Relatively few bacteria cause disease in humans, animals and plants.

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Staphylococcus aureus is the most dangerous of all of the many common staphylococcal bacteria. These gram-positive, sphere-shaped (coccal) bacteria (see figure How Bacteria Shape Up ) often cause skin infections but can cause pneumonia, heart valve infections, and bone infections.

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Probiotics are thought to help restore the natural balance of bacteria in your gut (including your stomach and intestines) when it's been disrupted by an illness or treatment. There's some evidence that probiotics may be helpful in some cases, such as helping prevent diarrhoea when taking antibiotics, and helping to ease some symptoms of irritable bowel syndrome (IBS).

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