Which of the Following was Critical in Identifying the CF

Question

Which of the following was critical in identifying the CF gene for cystic fibrosis?
A) Use of a sweat gland cDNA library
B) Unique structure of the CF gene product
C) Important clues from biochemical analysis
D) Characteristic symptoms of the disease
E) None of these

Accepted Answer

The identification of the CF gene was facilitated by using a sweat gland cDNA library, which helped in isolating and identifying the gene responsible for cystic fibrosis.