Avery added an enzyme known to break down and destroy DNA to his heat killed S-strain bacteria, and saw that the R-strain bacteria were ____________________
A. still transformed, and killed the mice.
B. no longer transformed, and the mice lived
C. partially transformed, and the mice got sick but survived.
D. still transformed, but no longer killed the mice
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In Hershey Chase exp.,Protein tagging was done by-
A. Radioactive Phosphorus P37
B. Radioactive sulphur S 34
C. radioactive sulphur 35 S
D. radioactive Phosphorus 32 P
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