Topping Off a Multiscale Balancing Act

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Science  19 Nov 2010:
Vol. 330, Issue 6007, pp. 1058-1059
DOI: 10.1126/science.1199353

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The genotype-phenotype relationship is fundamental to biology. Finding general, underlying rules that govern the complex relationship between gene expression and cell growth, however, has proven a challenge. On page 1099 of this issue, Scott et al. (1) offer empirical “growth laws” that correlate the growth rates of bacteria with how they allocate resources to protein synthesis and metabolic functions.