When an anabolic process is paired with a catabolic process, what must be true?
1.the catabolic process consumes the atp that is generated by the anabolic process
2. the catabolic and anabolic processes continue indefinitely to power each other
3.the catabolic process is nonspontaneous, and the anabolic process is spontaneous
4.the catabolic process must release at leats as much energy as is required to drive the anabolic process