A gene on human chromosome 15 is expressed throughout the body. however in the brain only the material copy of the gene is expressed, whereas the paternal copy of the gene is silent and not transcribe

A gene on human chromosome 15 is expressed throughout the body. however in the brain only the material 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 answers