What Does Yaravirus Discovery Mean for Evolution?

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SUMMARY

The discovery of Yaravirus in an artificial lake, characterized by 90% novel genes, highlights significant implications for evolutionary biology. This finding underscores the vast diversity of microbial life, as illustrated by a PBS NOVA episode noting that a teaspoon of soil can contain thousands of species. Additionally, the human gut microbiota, weighing approximately 1Kg, consists of trillions of organisms, emphasizing the complexity of life forms. The identification of novel viruses like Yaravirus is crucial for advancing genetic databases and understanding biodiversity, as we are still in the early stages of biological exploration.

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Two anecdotal comments:

A PBS NOVA episode about the diversity of life in a half acre field mentioned that a teaspoon of soil contained thousands of species of protozoans, fungi, bacteria, archaea, and viruses.

The mass of microbiota in your gut is usually taken to be ~1Kg - (2.2lbs), and is made up of a huge variety of organisms and company. Literally trillions of "individuals". So, in a sense, the largest number of cells in an organ could be taken as your friendly local gut flora.

@pinball1970 - finding a novel virus is helpful especially in developing genetic databases.
We are still in the alpha phase of Biology - finding and describing new species.
 
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