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Asked Aug 29, 2019
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List the basic ideas/characteristics of microorganisms. Are all microbes dangerous?

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Step 1

Microscopic organisms, the organisms which cannot be visualized by our naked eyes, commonly known as microorganisms or microbes, are found all around us and even inside our bodies.

The group ‘Microbes’ includes a massive range of organisms including bacteria, fungi, viruses, algae, archaea and protozoa.

Step 2

Not all microorganisms are bad, in fact, the vast majority of microbes on the earth pose no real threat to humans, plants or animals; in fact, they actually work alongside humans to make our living easier in this world, aiding decomposition, decay and even helping us to digest our food.

For example, there is a colony of bacteria living in human gut, which aids in the process of digestion. Bacteria like Bifidobacteria, Escherichia coli, and Lactobacillus have been found to be beneficial for our system, they help in regulating the immune system, synthesis of vitamin K2, protects against carcinogens, etc. On the other hand, bacteria like Clostridium have negative impact on our system.

In case of fungi, not all microscopic fungus cause harm to humans. In fact, we consume many products which have been fermented or brewed using yeast. Yeast essentially takes simple sugars like glucose and maltose and pro...

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