Frigid arctic and subarctic region that lies in the Asia continent - sparsely populated area What is that?
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by 1880, germany had more rail lines than great britain and russia.

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.

where is the picture?