What is one of the primary reasons for the collapse of socialist/communist economic systems, particularly in the soviet union?
a) government failure to distribute resources effectively.
b) the inability of the people to work as a group.
c) lack of government oversight.
d) profits got too high. i need

mostly drug tunnels for drug deals etc.

utilized the penal colony

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.

the northwest ordinance of 1787 guaranteed basic rights for settlers and banned slavery there.