In Mendelian inheritance patterns, you receive one version of a gene, called an allele, from each parent. These alleles can be dominant or recessive. Non-Mendelian genetics don’t completely follow ...

Genetic testing for schwannomatosis is available and may be appropriate for some people. The current test identifies a mutation in the SMARCB1 gene, which predisposes an individual to developing the ...

The concept of epigenetic inheritance has long been controversial. Some researchers hope that new data on cross-generational effects of environmental exposures will help settle the debate. Andrea ...