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Springtime rains can be a surprising source of pollen, according to research supported by the National Science Foundation.University of Iowa researchers report that tree pollen fragments remain in the...
Baby Fish Exercising,a Surprising Source of Adaptive Variation in Fish Jaws（图）
Baby Fish Exercising Adaptive Variation Fish Jaws
2017/9/1
An unspoken frustration for evolutionary biologists over the past 100 years, says Craig Albertson at the University of Massachusetts Amherst, is that genetics can only account for a small percentage o...