Supplemental Material for Devi and Jain, 2020 DeviArchana JainKavita 2020 <div>Sec. S1 describes the discrete and continuous time models.<br></div><br><div>Sec. S2 and S3 represent the supplemental figures for the fixation probability of a mutant that is beneficial and neutral on-average, respectively.<br></div><br><div>Sec. S4 explains the fixation of a mutant in a transiently varying environment.</div>