Answer:
There are approximately five main climate types on Earth:
Tropical.
Dry.
Temperate.
Continental.
Polar.
It’s a simple thing really, the more options or “diversity” it’s more likely that it will be more sustainable and things will find a way to survive. Think about it like a video game level, the more tries you have the more likely you are for success
Double-stranded RNA is the answer to this question that you have asked
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There are billions of galaxies in the universe - the universe is made up of billions of galaxies