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James Hurley A new study traces the molecular connections between genetics, the gut microbiome, and memory in a mouse model bred to resemble the diversity of the human population. (Credit: Nathan Johnson/PNNL Richmond Sarpong A patterned surface of microelectrodes Female S. purpurea flowers. (Larry Smart, Cornell University) EGSB logo Markita Landry Cotton being harvested. In the United States, 95 percent of the cotton grown is Gossypium hirsutum, known as Upland cotton. (Cotton Inc)