If the bill is counterfeit and the paper is wood-based, the iodine in the pen solution will react with the starch and leave a dark brown or black mark.
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Answer:
1) What kind of organisms have this organelle?
->eukaryotic
2)What is the name of the organelle?
->mitochondria
3)Reactants
->oxygen, glucose
4)Products
->carbon dioxide, water, ATP
5)Energy source
->glucose
hope this helps :)