MadSci Network: Molecular Biology

Subject: Why does DNA absorb UV light?

Date: Mon Feb 25 15:35:59 2002
Posted by John
Grade level: undergrad School: Anderson Universtiy
City: Anderson State/Province: IN Country: United States
Area of science: Molecular Biology
ID: 1014669359.Mb

We recently did a lab that involved isolating DNA from plant cells.  We 
quantified our results using a spectrophotometer.  However, I am unclear as to 
how the UV light projected in the spectrophotometer is able to detect the DNA.  
Why does DNA absorb UV light?

Re: Why does DNA absorb UV light?

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