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प्रश्न
Escherichia coli fully labelled with N15 is allowed to grow in N14 medium. The two strands of DNA molecule of the first generation bacteria have ______.
विकल्प
different density and do not resemble parent DNA
different density but resemble parent DNA
same density and resemble parent DNA
same density but do not resemble parent DNA
MCQ
रिक्त स्थान भरें
उत्तर
Escherichia coli fully labelled with N15 is allowed to grow in N14 medium. The two strands of DNA molecule of the first generation bacteria have different density but resemble parent DNA.
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