Consider Fig. 29-10. As the last phosphate group approaches and then bonds to the ADP molecule, which of the following is true? Choose all that apply.
(a) The phosphate group is first repelled and then attracted to the ADP molecule.
(b) The phosphate group is always attracted to the ADP molecule.
(c) The phosphate group is always repelled by the ADP molecule.
(d) The system first loses and then stores potential energy.
(e) Both binding energy and activation energy are negative.
(f) Both binding energy and activation energy are positive.