Genetic disorders can occur due to mutations in one gene (monogenic), multiple genes (multifactorial inheritance), and mutation in one or more chromosomes. Point mutations are where one nucleotide in ...

Mutations are changes in the molecular 'letters' that make up the DNA code, the blueprint for all living cells. Some of these changes can have little effect, but others can lead to diseases, including ...

Sickle cell disease (SCD) is a group of hereditary red blood cell disorders. Sickle cell anemia is a type of SCD that occurs when a person inherits genes containing an atypical form of hemoglobin.