How did the Song Dynasty's imperial bureaucracy represent a political contintiuty(How was it the same before)

The founders of the Song dynasty built an effective centralized bureaucracy staffed with civilian scholar-officials. Regional military governors and their supporters were replaced by centrally appointed officials. ... Song intellectuals sought answers to all philosophical and political questions in the Confucian Classics.

Explanation:

so what is your question?

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.