DNA Necklace Lab

Questions

Why did you gently chew the inside of your cheeks?
Why did you swish water around in your mouth after chewing the sides of your cheek?
What is the purpose of the lysis buffer?
What were the two components in the protease solution? What is the purpose of each component?
What is the purpose of the warm water bath?
What is the purpose of the cold ethyl alcohol?
What is the white clump in the centrifuge tube?