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What evidence do scientists have that verify that indeed the earths plates are spreading at the mid-ocean ridge? How does sugars produced in the leaves of a mango plant reaches the fruit of the plant? How many chromosomes do servals have? What is inside an ear? How is Saturn and uranus similar? What is laing tetrahedron? Can you separate water and Aniline using separating funnel? How would a dramatic change in climate affect ecosystems? The inability of an organism to produce certain proteins can occur when an organism is lacking and enzyme needed needed to combine? Which units would be most appropriate for measuring the length of time needed to boil an egg? How do you keep joint compound after opened? What stars make up our solar system? Is licking out wrong? What do you call build up of electrons? Is orthoborax toxic? What metric unit would you use to measure the capacity of a can of cola? What are the properties of some structural components? What determines amount of energy and electron has? What is the Perfume concentration for vaporisateur spray? What is one cause of the greenhouse effect?