The experiment, we practice the rice DNA extraction. In rice , the nucleus is protected within a nuclear membrane which is surrounded by a cell membrane and a cell wall so, we used four steps to remove and purify the DNA from the rest of the cell; lysis, precipitation, wash, and resuspension. Then we receive the DNA from the extraction method, we measure absorbance and nanodrop spectrophotometer gives the concentration as well as the purity of your DNA sample based on the A260/280 ratio