• 睾丸在进化过程中起重要作用

    16-06-16 A pair of studies led by Indiana University researchers provide new evidence that when it comes to evolution, the testes may play a key role. The research, led by Kimberly Rosvall, assistant professor in the IU College of Arts and Sciences Departmen...

  • 竹节虫可以生产细菌酶

    16-06-01 Many animals depend on their microbiome to digest their food. Symbiotic microorganisms produce enzymes their hosts cannot, and these work alone or together with the animals own enzymes to break down their food. Many plant-feeding insects need microb...