explain how the United States and Canada compared to the rest of the world according to the human development index. What does the index measure

The human development index shows that Canada and the Unuted States of America are both above the average of the world. There are more countries like Germany and Britain who are like these two countries.

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articles of confederation

the of atp are the key to its ability to store and supply energy;

phosphate

the phosphate groups of atp are the key to its ability to store and supply energy. atp releases energy when it breaks bonds between its phosphate groups.