I am a phototrophic bacterium. I release oxygen into the atmosphere as I carry out my metabolism. I can live as a single cell or in colonies. Some of my species can even fix nitrogen. Who am I
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Ответ:
Mitosis is a neccessary process that helps the creation of life. The purpose of it is to make cells to regrow and replace old, dead, and/or wornout cells. What happens during mitosis is that a single cell will duplicate each and every one of its contents. This includes chromosones and more. It will then split into two identical daughter cells. This is how it makes it's newer cells.