Genomic Imprinting in Mice Is Mediated by the Imprinting Control

Multiple Choice

Genomic imprinting in mice is mediated by the imprinting control region (ICR) .In the maternal allele the:

A) enhancer element is methylated and serves as a buffer-insulator.
B) ICR is methylated,which allows H19 transcription.
C) ICR is not methylated,which allows H19 transcription.
D) ICR is not methylated,which allows Igf2 transcription.
E) ICR is methylated,which allows Igf2 transcription.