An intact plasmid molecule has EcoRI sites at positions 285 and 2250 and 4050 and is 4200 base pairs in length. If this molecule was digested with EcoRI, what size fragments wold be produced?

Question

anonymous · Answer

Hey there,

It helps to draw a simple diagram to help you figure this out. See the one attached as an example: the double lines mark the EcoRI sites, or the locations that EcoRI cuts at. The space inbetween two double lines is the length of one fragment...does this make sense?

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