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  • Social evolution

    Social sharing of liquid food between ant nestmates ©Alexander Wild

  • Sea Anemone

  • Feeding worker and queen

    Social evolution: honey bee nurse workers rear larvae as either new queens or new workers

  • Telomeres

    Giant ‘polytene’ chromosomes (white) from a fruit fly with a fluorescent probe (red) that hybridizes to a telomere-restricted DNA repeat.

  • Arabidopsis

    Wild-type and transgenic Arabidopsis plants expressing miR156, a microRNA that promotes juvenility and increases the rate of leaf initiation

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