Question

Arrange the following terms/events chronologically based on their birth/discovery from the oldest to the latest.
• [(A).] 'DNA double helix' discovery 
• [(B).] Coining of the term 'Gene' 
• [(C).] Coining of the term 'Genetics' 
• [(D).] Reporting of the 'Pure line theory' 
Choose the correct answer from the options given below: 
 

• A. (D), (A), (B), (C)
• B. (D), (B), (C), (A)
• C. (B), (C), (D), (A)
• D. (C), (B), (D), (A)

Hint:

To remember Johannsen's contributions:
- He introduced the Pure line theory in 1903.
- He coined the terms Gene, Genotype, and Phenotype in 1909.

Answer 1

The Correct Option is B