Certain disorders, such as sickle cell anemia,
are linked to specific genes. Some scientists
would like to use gene therapy to cure such
disorders. Gene therapy involves replacing the
nonworking cells with cells that have been
genetically altered.
Which of these is a logical argument against gene therapy?
A
Changing one gene may lead to the formation of a new species.
B
Changing one gene may negatively affect other genes.
C
Drugs may already exist to cure these diseases, so there is no need for risky therapy.
D
Scientists may not be able to distinguish one gene from another.
what is the answer?​