Why did Avery and colleagues use RNase in their studies of the bacterial transforming substance?
A) To serve as a positive experiment
B) To develop a vaccine against pneumonia
C) To eliminate the possibility that RNA was the transforming substance
D) To prove that DNA was the transforming substance
E) To prevent other infections
Correct Answer:
Verified
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A) genetic marker.
B) enzyme.
C) pyrimidine.
D)
Q161: According to the Watson and Crick model
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