Biology, asked by manasasuresh2004, 1 year ago

Define:
A. Microbes
B. Pathogens
C. Nitrogen Fixation
D. Pasteurization
E. Preservatives
F. Carriers/ Vectors

Answers

Answered by keerthika6
7
Microbes:a microorganism, especially a bacterium causing disease or fermentation.


Pathogens is a bacterium, virus, or other microorganism that can cause disease.


the chemical processes by which atmospheric nitrogen is assimilated into organic compounds, especially by certain microorganisms as part of the nitrogen cycle.


Definition of pasteurization. 1 : partial sterilization of a substance and especially a liquid (such as milk) at a temperature and for a period of exposure that destroys objectionable organisms without major chemical alteration of the substance


a substance used to preserve foodstuffs, wood, or other materials against decay.

vector. One definition of a vector is that of a carrier — it might be an insect like a mosquito that carries and transmits a bacterium or virus, or it might be some agent that carries genetically engineered DNA into a cell.





Answered by bossrc64p7l5et
4
A. an extremely small living thing that you can only see with a special piece of equipment (a microscope) and that can cause disease

B.A pathogen is a tiny living organism, such as a bacterium or virus, that makes people sick. Washing your hands frequently helps you avoid the pathogens that can make you sick. Pathos is the Greek word for disease and -genes means "born of."

C. Nitrogen fixation is a process by which nitrogen in the Earth's atmosphere is converted into ammonia or related nitrogenous compounds. Atmospheric nitrogen, which is molecular dinitrogen, is relatively nonreactive and is metabolically useless to all but a few microorganisms. 

D.Pasteurization or pasteurisation is a process in which certain packaged and non-packaged foods are treated with mild heat, usually less than 100 °C, to eliminate pathogens and extend shelf life.

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