The identification of a set of conserved genes that has had stable expression patterns over 120 million years of ant evolution provides a glimpse into the mechanisms that generate queen and worker castes in ants.
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Kocher, S.D. A toolkit for caste differentiation. Nat Ecol Evol 2, 1689–1690 (2018). https://doi.org/10.1038/s41559-018-0705-1
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DOI: https://doi.org/10.1038/s41559-018-0705-1
