Table 1. Cell history table.

n	Cell history	Cell History Description
1	LB: D	Grown in LB (rich medium) to density D (OD600 = 1)
2	LB: −1	Grown in LB to density −1 (OD600≈0.65)
3	LB: −2	Grown in LB to density −2 (OD600≈0.4)
4	LB: −3	Grown in LB to density −3 (OD600≈0.2)
5	LB: −4	Grown in LB to density −4 (OD600≈0.1)
6	GM: D	Grown in GM (less rich medium) to density D
7	GM: −1	Grown in GM to density −1
8	GM: −2	Grown in GM to density −2
9	GM: −3	Grown in GM to density −3
10	GM: −4	Grown in GM to density −4

The cell history space M consists of 10 cell histories M = (Medium1,Density1): growth in either rich Luria Broth medium (LB) or a less rich growth medium (GM) [58] to one of five cell densities, D, −1, −2, −3, −4.