Describe the major contributions and key experiments…

Describe the major contributions and key experiments…

Describe the major contributions and key experiments of:
a) Oswald Avery, M. C. MacLeod and M. McCarty
b) Alfred Hershey and Martha Chase
c) James Watson and Francis Crick
d) Mathew Meselson and Franklin Stahl 
Additional Requirements 

Min Pages: 2
Level of Detail: Show all work