Answer:
The bacteria in our our bodies help degrade the meals we eat, help make vitamins on hand to us and neutralize toxins, to identify a few examples[7]; [8]. Also, they play an imperative function in the defense against infections by protecting colonized surfaces from invading pathogens[8]; [9]. What are bacteria? What is the definition of bacteria in biology? Bacteria are described as organisms that are microscopic, unicellular, independently reproducing, and on the whole free-living. Bacteria are ubiquitous in nature. They are structurally easy however functionally complex organisms that shape the foundation of all life on earth. Most bacteria, barring a few, are beneficial for their environment. They play a variety of vital roles in the ecosystem such as breaking down the toxic components, recycling the nutrients, fixing nitrogen in the soil from the air, amongst many others.