A colony of actively dividing bacteria (prokaryotes) is given radioactive thymine. If a cell then replicates its chromosome and divides once, which of the following outcomes would you expect?
A) Radioactive DNA would be found in neither daughter cell.
B) All DNA and RNA bases in daughter cells would be radioactive.
C) Radioactive RNA would be found in both daughter cells.
D) Radioactive DNA would be found in both daughter cells.
E) Radioactive DNA would only be found in half of the daughter cells.
Correct Answer:
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Q12: The leading strand of DNA is
A) the
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