The Length of DNA Spooled Around a Histone Complex Is

question 55

Multiple Choice

The length of DNA spooled around a histone complex is determined by digesting DNA bound to histones with a DNA endonuclease which forms breaks at unbound DNA sequences,releasing fragments whose size and number reveal the spooled length and overall DNA fragment length.Digestion of an archaeal DNA fragment generated twelve DNA segments.How long was the original DNA?

• A)around 300 bp
• B)around 500 bp
• C)around 800 bp
• D)around 5000 bp
• E)around 10,000 bp

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Definitions:

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