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OMR-style practice · NEET UG
BIO-2022-CR6-193
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ZOO · BIO-2022-CR6-193
Zoology
Section B
Ten E.coli cells with 15N - dsDNA are incubated in medium containing 14N nucleotide. After 60 minutes, how many E.coli cells will have DNA totally free from 15N?
A
80 cells
B
20 cells
C
40 cells
D
60 cells
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