In one cell taken from the body, there are 23 pairs of chromosomes that total to 46 chromosomes all together. However, you don't want to assume that all the cells in the human body have 46 chromosomes, because that is not true. Gametes have 23 chromosomes in them, with no pairs.
Perennialism. Educational Theory. Perennialism is the educational philosophy of the neo-rationalists. (New rationalist-one who wishes to teach students how to think and reason.). Perennialist educational theory and policy is based upon the âpureâ philosophy of Neo-Thomism or scholasticism.
Teacher-centered philosophies tend to be more authoritarian and conservative, and emphasize the values and knowledge that have survived through time. The major teacher-centered philosophies of education are essentialism and perennialism. Student-centered philosophies are more focused on individual needs, contemporary relevance, and preparing students for a changing future. School is seen as an institution that works with youth to improve society or help students realize their individuality.