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Biology, 27.09.2019 03:30 jesussalido123
Abiologist wants to use a radioactive isotope of nitrogen to radiolabel certain molecules in a culture of cells she is growing. if the biologist incubates her cells with n-15 ( a heavy isotope of nitrogen), which group of macromolecules will be labeled in the culture of cells?
a) glucose
b) glycogen
c) lipids
d) proteins
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