Thursday, March 18, 2010

Biochemistry: Avery, MacLeod, & McCarty(Transforming principle)



In 1944,Avery, Macleod,and McCarty performed experiments to determine the chemical nature of the transforming principle,which in today's terms is genetic material. They prepared an active transforming principle from a heat-killed 5 strain of Pneumococcus bacteria. A live S strain is pathogenic and kills mice....
download the movie to complete the story....

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