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… less than previously believed.  The Science Eelgrass, one of the most abundant plants in the ocean, originated in … a timeline like this, researchers would normally craft a genetic clock based on its divergence with a  different … of its chromosomes.  Over time, the new and old chromosome copies begin to diverge and mutate relative to one another. …

… a microbial mat. The Science In microbial mats, communities of microorganisms live among viruses that infect them. But what trends govern those virus-host interactions? Do generalist viruses run rampant, capable of infecting different host species? Or, do they tend to …

… — making it difficult to grasp a deeper understanding of fundamental aspects of fern biology and, more broadly, … event that occured some 60 million years ago. Massive gene loss, rampant gene duplications, and even more ancient … chromosomal hoarding had been thought to be the result of multiple whole-genome duplications. The process of …