---

Gene

Gene expression upon nitrogen starvation

Values plotted in the graph

0 1 2 3 4 5 6 7 8 -N+P 0.000 -2.410 -2.178 -1.728 -1.617 -1.455 -1.601 -1.415 -1.340 -N-P 0.000 -2.383 -2.121 -1.756 -1.782 -1.402 -1.501 -1.376 -1.289

-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)