---

Gene

Gene expression upon nitrogen starvation

Values plotted in the graph

0 1 2 3 4 5 6 7 8 -N+P 0.000 -1.678 -1.072 -1.255 -1.850 -2.122 -2.035 -1.133 -1.896 -N-P 0.000 -1.879 -1.950 -2.007 -2.112 -1.906 -1.734 -1.494 -1.629

-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)