Local sixth graders recently spent a day exploring engineering, optical illusions, crime lab science and liquid nitrogen with ...

We basically did a test experiment where we took these samples, which are frozen in liquid nitrogen, so they’re perfectly stored ... “Can you also use other substrates to basically extract the DNA ...

Purification of DNA from cell extract In addition to DNA the cell extract will ... Once tissue is disrupted by grinding in liquid nitrogen, chemical digestion is initiated by the addition of a tissue ...