Groundwater is the largest available source of freshwater - up to 90%. It supplies drinking water especially to rural areas. They are also used to irrigate crops.
I don't know about the other ones but the sky is blue because molecules move from the sun than the red from the sun. The blue has separated from the sun.
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During sexual reproduction, meiosis generates genetic variation in offspring because the process randomly shuffles genes across chromosomes and then randomly separates half of those chromosomes into each gamet
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This is what I found. So if you use this please reword it as your own.
Explanation:
Have a great summer
