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Relaxed selection underlies genome erosion in socially parasitic ant species
oleh: Lukas Schrader, Hailin Pan, Martin Bollazzi, Morten Schiøtt, Fredrick J. Larabee, Xupeng Bi, Yuan Deng, Guojie Zhang, Jacobus J. Boomsma, Christian Rabeling
Format: | Article |
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Diterbitkan: | Nature Portfolio 2021-05-01 |
Deskripsi
Many obligate symbionts, including parasites, have reduced genomes. A comparison of leaf-cutter ant genomes reveals parallel gene losses, particularly in olfactory receptors, in socially parasitic species compared to their closely-related hosts, consistent with relaxed selection for cooperative colony life in the parasites.