一般说来，哺乳动物线粒体与高等植物叶绿体的基因组相比，（）更大些。
参考答案：叶绿体
An analyst does research about market efficiency. Which of the following statements does not support the weak form efficient market hypothesis Investors can earn abnormal profits by :（）
A. using fundamental analysis to purchase the securities.
B. using no public information to purchase the securities.
C. using technical analysis strategies to purchase the securities.
简述齿轮轴向布置原则。
