9700/12 Biology Oct Nov 2013 Online Test | Cambridge AS and A Level MCQ

The following statements are about enzymes.
1) Folding of an enzyme molecule causes the formation of the active site.
2) The shape of the active site changes to enable the substrate to bind.
3) Temporary bonds hold the substrate in the active site.
4) More enzyme-substrate complexes are formed at the optimum temperature.
Which statements are correct for the induced fit hypothesis?