How to Extract DNA from Kiwi - Core Practical

Why do you crush kiwi with pestle and mortar?

To break the cell wall

Why do you add salt to the water?

DNA is insoluble to salt water but not water (you don’t want the DNA to dissolve)

Salt helps further break the cell wall

Is salt soluble in water?

Yes

Why do you drizzle ice cold ethanol around the sides of the beaker?

To bring the DNA up the sides of the beaker

Why do you put washing up liquid in the solution?

To break the cell membrane and parts of the nucleus

Where is DNA stored?

Nucleus