---

Gene

Gene expression upon nitrogen starvation

Values plotted in the graph

0 1 2 3 4 5 6 7 8 -N+P 0.000 -2.120 -1.999 -2.361 -2.419 -2.351 -1.949 -1.742 -1.762 -N-P 0.000 -2.363 -2.388 -2.415 -2.469 -2.156 -2.097 -2.326 -2.196

-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)