One of big problems of studying biology is caused by too various species found on the earth and too complicated structures of each creature, meaning that it is difficult to find what is important point in this academic field. I believe that comparison of real world and life science events can be good tip to solve this problem on studying biology. In this class, gathering various knowledge and experience of mine, 14 biological topics will be performed. I do not care whether you studied biology in high school or not.