A major factor that must be overcome for gene therapy to become an effective treatment option is _____.
A) identifying techniques to correct faulty genes
B) lack of information about human genetic material
C) the body's natural immune response
Question 2
Which of the following is a causative factor in the abnormal development of sexual organs?
A) An extra chromosome exists.
B) Sex chromosomes do not split apart when gametes are formed.
C) The genes for sexual development are missing.