How could gene therapy be used to treat diseases caused by mutated genes?
O A.
It could change a few bases in a piece of mutated DNA in only one cell.
10 в.
It could deliver a corrected version of a gene to a person's cells.
O C.
It could change genes in an individual so that offspring cannot get the disease.
O D.
It could infect a person with a virus that is more harmful than the mutation.