---

Gene

Gene expression upon nitrogen starvation

Values plotted in the graph

0 1 2 3 4 5 6 7 8 -N+P 0.000 -1.057 -0.909 -0.816 -0.897 -0.796 -1.205 -1.001 -1.000 -N-P 0.000 -1.026 -1.193 -0.986 -1.083 -1.062 -1.021 -1.009 -0.992

-N+P: Nitrogen starved in the presence of P-factor -N-P: Nitrogen starved in the absence of P-factor

Number of mRNA in a vegetative growing cell (estimated roughly)