Billions of years ago, according to the theory of evolution, chemicals randomly organized themselves into a self-replicating molecule. This spark of life was the seed of every living thing we see today (as well as those we no longer see, like dinosaurs). That simplest life form, through the processes of mutation and natural selection, has been shaped into every living species on the planet.
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it's a D answer if it's wrong please can you understand my question please
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yes it is true.
Ice floats on the surface of water because ice is less dense than liquid water
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can you provide a picture?