---

Gene

Gene expression upon nitrogen starvation

Values plotted in the graph

0 1 2 3 4 5 6 7 8 -N+P 0.000 -1.059 -1.394 -1.913 -2.009 -1.890 -1.730 -1.542 -1.601 -N-P 0.000 -1.500 -2.018 -1.627 -2.166 -1.765 -1.480 -1.798 -1.721

-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)