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Human's classification consciousness and practice on vegetation, animals and other organisms have existed since ancient times. They existed in ancient China and ancient Greece, and developed into a science-taxonomy. However, the early classification was mainly based on morphology, such as the shape of roots, stems and leaves. Taxonomy based on morphology is the oldest discipline in biology, and the earliest phyla, classes, orders, families, genera and species basically came from here. Taxonomy in the general sense refers to a specialized discipline that identifies, identifies, describes, names and classifies organisms. The task and purpose of taxonomy can be divided into two parts:After a family moves into the Heelshire Mansion, their young son soon makes friends with a life-like doll called Brahms.刘婆子也瞪刘井儿道：红椒多爽快的人，你小子能配得起她？郑氏急忙道：快别这么说。　　第二季中，崇尚自由主义的Ellen，把传统、白手起家的丈夫Scott拖出舒适区，去到康涅狄格州的一家嬉皮士咖啡店。他们在进行婚姻咨询诊疗前，有十分钟的时间在这里喝上一杯咖啡，整理自己的思绪，从贵格会争论到代词问题。在争论中，他们还会探讨过去的背叛，他们经历了哪些变化，以及身处一个不断变化的世界中，两人的关系在未来会是怎样。美国医生马海德来到中国上海，经宋庆龄介绍，于1936年夏到陕北苏区进行医疗考察。在毛泽东等中共领导难道他们都疯了？很快她发现这些刺客根本不是自己安排的那些，他们是真正地刺客。18