Composite volcanoes. Had this question on apex:)
Answer:
Sugar is made up of carbon, hydrogen and oxygen atoms. It's the way these atoms are connected that makes each type of carbohydrate different. In each molecule of table sugar there are: 12 carbon atoms, 22 hydrogen atoms, and 11 oxygen atoms. The black stuff is called burnt sugar!
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1. the first choice , hope that helped
They make memory cells to store info about how the virus was defeated
