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The following scientists made significant contributions to our understanding of the structure and function of DNA. Place the scientists' names in the correct chronological order, starting with the first scientist(s) to make a contribution. I. Avery, McCarty, and MacLeod II. Griffith III. Hershey and Chase IV. Watson and Crick V. Chargaff

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Answer: All of the mentioned Scientist made considerable contributions to understanding the DNA molecule in the order:

Explanation: 1.Fredrick Griffith

2. Avery, McCarty and MacLeod

3.Chargaff

4.Hershey and Chase

5.Watson and Crick

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Answer:

Griffith, Chargaff, Avery Mc Carty and MacLeod, Hershey and Chase, Watson  and Crick,

Explanation:

Avery, McCarty and MacLeod- their famous experiment, an experimental demonstration of DNA was presented in 1944

Griffith: born in 1877. In 1928 he reported his first observation of transforming principle in bacteria.

Hershey and Chase: They conducted series of experiments in 1952 to confirm that DNA is a genetic material

Watson and Crick: Crick was born in 1916 and Watson in 1928. Their discovery of DNA as double helix structure was made in 1953

Chargaff was born in 1905. He developed two rules that led to the discocery of DNA as double helix structure

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