I think it is because they are so acidic, and many bacteria cannot survive in such an acidic environment. Could be wrong tho? - nursing student.
I agree with Mariya...oranges have a low pH because of the citric acid in them, which inhibits most microorganisms.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.