Which statements best compare the function of an ATP molecule to a DNA molecule?

Which two statements are true about a system? 1. a system is a group of objects analyzed as one unit. 2. energy that moves across system boundaries is conserved. 3. there’s only one way to define the boundaries of a system. 4. all systems are made by humans.

All of the following are free tools to you prepare for the sat except

+++30 points me in a society that favors economic equity over economic freedom, who would benefit? explain