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Which of the following experimental steps permitted Hershey and Chase to verify that the transforming agent in a bacteriophage is DNA as well?
A. Phage particles were mixed with and permitted to infect bacterial cells.
B. The original phage coats were sheared off the surface of the bacterial cells after the initial infection therefore allowing for the "isolation" of phage DNA within the bacterial cell.
C. A mixture of phage particles and bacterial cells were injected into mice.
D. All of the above
Define Principle of colorimetric method-2, 4 dinitrophenylhydrazine? Ascorbic acid is oxidized to dehydro ascorbic acid by copper (Cu ++ ) ions. 2, 4 dinitrophenyl hydrazine re
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i have question that all scientist agree that the basic unit off life is a cell and scientist said this to be a cell theory... and they also said that if a theory survive continuou
A restriction map of plasmid and a human gene of identified sequence is demonstrated below. Your job is to clone the human liver cDNA for that gene than the start codon is closer t
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