1. KEY CONCEPT Genetics provides a basis for new medical _____________.

2. Genetic screening can detect genetic disorders.
Genetic __________ involves the testing of DNA.
determines risk of having or passing on a _______ disorder
used to detect specific _____ or _______
can detect some genes related to an increased risk of ______
can detect some genes known to cause ______ disorders
DMD N

3. Gene therapy is the replacement of faulty genes.
Gene therapy replaces ______ or missing _______, or adds new _______, to treat a disease.

4. Several experimental techniques are used for gene ________.
genetically engineered ________ used to “infect” a patient’s cells
insert ______ to stimulate immune system to attack cancer cells
insert “suicide” _____ into cancer cells that activate a drug

5. Gene therapy has many ________ challenges.
inserting gene into ________ cells
controlling gene _____________
determining effect on other ____________