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Number of neutrons in the nucleus
The answer would be it is easier for them to find their nest when they decorate
The 4 types of air masses are polar, tropical, continental and maritime.
It on googIe
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Structure A is used for (4) cell communication. The cell membrance has receptros for cell communcation.
Structure B is used to (1) extract energy from nutrients. The mitochondria is the power house of the cell.
Structure C is used for (1) protein synthesis. The golgi apparatus is where protein is created.