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biology dna

After the elution buffer has been added to the spin column, and column has been centrifuged, where is the DNA? need help

a.Evaporating into the air

b.
Bound to the silica gel in the spin column


c.
In solution in the spin column

d.
In solution in the micro-centrifuge tube
Original post by Jasminea937
After the elution buffer has been added to the spin column, and column has been centrifuged, where is the DNA? need help

a.Evaporating into the air

b.
Bound to the silica gel in the spin column


c.
In solution in the spin column

d.
In solution in the micro-centrifuge tube


b.

It is bound to the silica gel. It is the polar interaction between that gel and DNA that causes the bond. But I am honest, I had to google it.

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