---

Gene

Gene expression upon nitrogen starvation

Values plotted in the graph

0 1 2 3 4 5 6 7 8 -N+P 0.000 -0.564 -0.748 -0.989 -1.067 -0.832 -0.802 -1.033 -1.148 -N-P 0.000 -0.379 -1.046 -0.824 -1.175 -1.208 -1.292 -1.382 -1.562

-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)