---

Gene

Gene expression upon nitrogen starvation

Values plotted in the graph

0 1 2 3 4 5 6 7 8 -N+P 0.000 -1.818 -1.920 -1.717 -1.977 -2.067 -2.436 -2.011 -2.111 -N-P 0.000 -2.118 -2.211 -2.032 -2.135 -2.100 -2.096 -2.319 -2.373

-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)