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Junk DNA and molecular evolution

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Neil Bulleid

Picking a needle from a haystack

You are given the task of isolating a single protein from over 20 000. Why would you do it? How would you do it? How would you know you had succeeded? In this article we find some answers to these questions and along the way learn a bit about the properties of proteins.

 
FOTOLIA

Proteins

Chromatography

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Previous

Junk DNA and molecular evolution

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How to plan for exam success

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