Figure 28From: Gene family evolution: an in-depth theoretical and simulation analysis of non-linear birth-death-innovation modelsThe ratio β i /μ i against family size i for the logistic BDIM (3.2) with c = 1 depending on the model degree d:d = 1, d = 1.6, d = 2 (from bottom to top). The model parameters are for Drosophila melanogasterBack to article page