Then, the general concepts and main knowledge of enzymes were taught using three methods in different sequences.
The first group started with experiments in the laboratory, then the relevant theory of enzyme was given lecture
method, and then the slides were shown by teacher. The sequence of these three teaching methods used in the first
group was changed in the second group. In the second group, lesson was started with lecture methods, then used
slide show and the latest experiment was done. The sequence of these teaching methods was also changed and the
use of the slide show was initiated, then the experiment was done and the latest lecture method was used in third
group.