In two or more complete sentences compare transformation and transfection gene therapies.

In the case of transformation, the genetic material or gene is transferred into the mammalian cell while in the case of transfection genetic material or gene is transferred into the cell of plant, bacteria, or yeast. ... while the method used in transfection are - chemical transformation, particle bombardment, etc

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the dna molecules have a negative charge because of the phosphate groups in their sugar-phosphate backbone, so they start moving through the matrix of the gel towards the positive pole. power is turned on and dna fragments migrate through gel (towards the positive electrode).

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