Your genes code for all your traits. Some genes are dominant and expressed if you receive a copy from one parent. Others are recessive and only apparent if you receive a copy from both parents. Genes ...

In general, humans have the same genes. A number of genes are varied. These control our physical traits and health. Each variation is called an allele. You inherit two alleles for each gene. One comes ...

As a group, carriers of recessive disorders are slightly less healthy and have a reduced chance of having offspring. This disadvantage is greatest for carriers of a recessive gene for intellectual ...

Homozygous, or homozygosity, refers to the inheritance of genes from each biological parent. Inheriting faulty genes from both parents can cause a person to develop the associated condition. Genetic ...

Most autosomal recessive diseases are rare, but they collectively account for a substantial proportion of disease burden, especially in consanguineous populations. Estimation of this disease burden, ...