Fossil organisms-eukaryotes:1 billion years old green algae,which is remarkably similar to that of certain modern green algae.真核生物化 石：10亿年前的绿藻，细胞结构与现代绿藻相似 (b) 2012 Pearson Education,Inc
Fossil organisms-eukaryotes:1 billion years old green algae, which is remarkably similar to that of certain modern green algae. 真核生物化 石: 10亿年前的绿藻, 细胞结构与现代绿藻相似
12.2 Origin of Cellular life What was the first self-replicating organism like? Even the simplest self-replicating entities needed a mean of obtaining energy and some form of heredity in order to make copies of itself.最简单的生命形式：至少需要 种获得能量的方式和一种自我复制的遗传方式. Chen Feng,Microbiology,Shanghai Jiao Tong University
Chen Feng, Microbiology, Shanghai Jiao Tong University 12.2 Origin of Cellular life What was the first self-replicating organism like? Even the simplest self-replicating entities needed a mean of obtaining energy and some form of heredity in order to make copies of itself.最简单的生命形式:至少需要一 种获得能量的方式和一种自我复制的遗传方式