A gene on human chromosome 15 is expressed throughout the body. however, in the brain, only the maternal copy of the gene is expressed, whereas the paternal copy of the gene is silent and not transcribed. what accounts for this pattern of expression this gene displays in the brain?

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27 January, 17:34

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Frederick Alexander · Answer 1

Through genomic imprinting, methylation regulates expression of the paternal copy of the gene in the brain.