Which of the following may promote a change in a DNA molecule affecting gene expression without changing the nucleotide sequence?

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Genomic imprinting refers to the process by which a change in the DNA results in a phenotype influenced by whether a gene variant was inherited from the mother or the father.Mutations or gene variants are changes in the nucleotide sequence.A single nucleotide polymorphism results in a change in the nucleotide sequence, but by only one nucleotide.

Which of the Following May Promote a Change in a DNA