Some of the benefits of river Nile is that it has very fertile flood plains resulting from seasonal floods along the banks. But although Nile river has countless benefits or advantages. Such as:
Used for washing clothstransportationIrrigationfarmingAnd reeds that grew along the banks called papyrus. They are used for writing thing in the ancient times.
Answer:
Genetic variation.
Explanation:
It is caused by genes inherited from parents to offspring. It is a result of genetic information from parents.
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Nuclear fusion because the sun has massive gravity that squeeze hydrogen atoms together and fusing them into helium which releases energy