单项选择题

The universal tree of life based on rRNA gene sequences is a genealogy of all life on Earth. The tree is called ___________. 
A、phylogenetic tree
B、molecular tree
C、genome tree
D、ribosomal tree

点击查看答案

你可能感兴趣的试题


单项选择题

hive 的元数据存储在 derby 和 mysql 中有什么区别

A.没区别
B.多会话
C.支持网络环境
D.数据库的区别