The best example is the yeast used bread making and brewing alcohol.
No, electricity had not been harnessed at the time of the Incas.
No, electricity is a natural phenomenon that has been harnessed and utilized by people for various applications. Humans did not create electricity, but they have developed ways to generate and control it for powering devices and systems.
no. no humans have ever been to any of the other planets.
Because it has not been harnessed to any extent; it is not historically a conventional method of power generation.
There have been no confirmed cases of dolphins raping humans reported.
That depends on which micro organisms. Some need a very small concentration to be dangerous to human, others need a large concentration. Still others are not harmful to humans in any concentration.
A parasite lives on another organism. Not all microorganisms are parasites. Many parasites are very small and are called microorganisms. Many algae are microscopic and are microorganisms put do not live on any other organisms. Mosquitoes need blood and will bite humans but they can be seen. They are parasites since they need a blood meal.
Named after its inventor, Louis Pasteur, Pasteurisation is the act of heating a liquid such as milk to destroy any harmful bacteria and other microorganisms which are potentially harmful to humans when consumed.
Some humans (not all homo sapien) harbor microorganism inside their body. But they don't manifest any symptoms of infection. This is because their immune system is so strong.
No. Never been visited by humans.
No
Bacteria, fungi, and parasites are larger than viruses. They are all types of microorganisms that can cause infections in humans and other living organisms.