Genetic editing is a process where DNA is inserted, replaced, or removed from a genome using artificially engineered nucleus’s, or molecular scissors. Gene editing can be used to treat diseases and to modify aspects of an organism , but there are some disadvantages to genetic editing. There is also some question to the danger and ethicalness of genetic editing done to embryos. Genetic editing in the past has cured diseases like severe combined immune deficiency , leukemia and leber's congenital amaurosis. This is done by replacing the mutated gene that causes these diseases with new genetic material that was carried by a virus which binded with the cell. This type of genetic editing is called genetic therapy and it could be used to cure
