物种

• The species is the unit of evolution .
  物种是进化的单位。
• Competition between species is frequency-dependent .
  物种之间的竞争是频率制约的。
• Interferons are species specific .
  干扰素是物种专一性。
• Pleistocene glaciation caused the extinction of many species .
  第四纪冰期，使许多物种绝灭。
• Congeneric species will have the most similar resource requirments .
  同源物种对资源的要求最相似。
• I believe that species come to be tolerably well-defined objects .
  我相信物种终究是界限分明的实物。
• In some fungi, there is evidence of incipient speciation .
  在某些真菌中，有新发生的物种形成的证据。
• The oothecae of this species were abundant in late may and june .
  这个物种的卵囊在5月下旬至6月最多。