The answer would be the second option - From the tips of the root
This is because cell division, in higher plants, takes place in areas known as meristems, which are are
normally located at the tips of stems or roots. Since mitosis is the process of cell division, the best place to observe it would be at the meristems. A sample of the meristem can best be gotten from the tips of the root.
Answer: principle of self-government is necessary for maintaining good health because it takes a great amount of discipline to stay healthy. It keeps your heart and lungs healthy.