Combined with the human tyrosinase gene sequence, the gene tree was constructed using parsimony method.
2
“这能让我们找到人类基因树的新枝,”他说。
"This potentially allows us to find new twigs on the human family tree," he said.
3
最后根据ITS基因树并结合各属的形态特征及地理分布讨论了核果类果树的进化和分类问题。
The evolutional and taxonomic relationships of stone fruits were discussed based on the phylogenetic analysis of its sequences, morphological characters and geographical distribution.