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Solution


Q.

Frequency of recombination between gene pairs on same chromosome as a measure of the distance between genes to map their position on chromosome, was used for the first time by                 [2023]
1 Alfred Sturtevant  
2 Henking  
3 Thomas Hunt Morgan  
4 Sutton and Boveri  

Ans.

(1)

Alfred Sturtevant used the frequency of recombination between gene pairs on the same chromosomes as a measure of the distance between genes and ‘mapped’ their position on the chromosome.