Which of the following is not studied by transgenic models?

None of these.

a-Alzheimer.

b-Cystic fibrosis.

c-Rheumatoid arthritis.

d-None of these is the correct option .

Many transgenic animals are designed to increase our understanding of how genes contribute to the development of disease. These are specially made to serve as models for human diseases so that investigation of new treatments for diseases is made possible. Today transgenic models exist for many human diseases such as cancer, cystic fibrosis, rheumatoid arthritis and Alzheimer’s.