Table S1.

Comparison of theoretical and measured dynamic scaling behaviors for in vitro droplets (K values given in units of $\left[{\mathrm{\mu }\text{m}}^3/\text{s}\right]$)

Parameter	DOR	BMC	In vitro −RNA	In vitro +RNA
n	$\frac{1}{3}$	$\frac{1}{3}$	0.32	0.34
K value −RNA	0.0000045	0.00063	0.00018	N/A
K value +RNA	0.000006	0.00229	N/A	0.00054
K	$\frac{8\sigma D{c}_{\infty }{V}_m^2}{9N_{\text{A}}{k}_{\text{B}}T}$	$\frac{2k_{\text{B}}T\theta }{\pi \eta }$	$\sim \theta$
γ	$-1$	$-1$	$-0.98$	$-1.10$
δ	$-\frac{4}{3}$	$-\frac{4}{3}$	$-1.29$	$-1.25$
$N\left(R,t\right)$	$\frac{3^{4}e}{2^{5/3}}\frac{{\left(R/\langle R\rangle \right)}^2\text{exp}\left[-\left(1/\left(1-2R/3\langle R\rangle \right)\right)\right]}{{\left(R/\langle R\rangle +3\right)}^{7/3}{\left(3/2-R/\langle R\rangle \right)}^{11/3}}$	$\sim \frac{1}{x}{e}^{-\left({\left(\ln x-b\right)}^2/2{\sigma }^2\right)}$	$\sim$ Lognormal	$\sim$ Lognormal

N/A, not applicable.