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 ...
APOE4 comes with a higher risk for Alzheimer's disease, but the 25 per cent of people who have it can lower that risk with ...
Superagers -- adults 80 and older with the memory capacity of much younger people -- had a higher frequency of gene variants that protected against Alzheimer's disease and a lower frequency of genes ...