tag:blogger.com,1999:blog-700662402202000882.post3661910599348079613..comments2024-03-26T18:25:18.832+07:00Comments on Biology Notes for A level: #161 Gene therapyUnknownnoreply@blogger.comBlogger1125tag:blogger.com,1999:blog-700662402202000882.post-38754333590392436782018-04-21T22:54:50.919+07:002018-04-21T22:54:50.919+07:00Cystic fibrosis is caused by a recessive allel of ...Cystic fibrosis is caused by a recessive allel of a gene that codes for a transporter protein called CFTR. Anonymoushttps://www.blogger.com/profile/03907860477006077049noreply@blogger.com