Zoology · 2022
NEET 2022 · 17 July · Code R6 · Q193
Ten E.coli cells with ^15 N - dsDNA are incubated in medium containing ^14 N nucleotide. After 60 minutes, how many E.coli cells will have DNA…
Ten E.coli cells with $\displaystyle { }^{15} \mathrm{~N}$ - dsDNA are incubated in medium containing $\displaystyle { }^{14} \mathrm{~N}$ nucleotide. After $\displaystyle 60$ minutes, how many E.coli cells will have DNA totally free from $\displaystyle { }^{15} \mathrm{~N}$ ?
Official answer
From NTA’s final answer key for this paper.
(4)
$\displaystyle 60$ cells
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NEET (UG) 2022 Zoology question, with the answer from NTA’s final answer key. Where our answers come from.