We can refer to these duplicated chromosomes as making up a doublet.我们称这些复制的染色体为双体.Transnational firms are also patenting human chromosomes, cells, tissues and organs.同时,跨国公司还在对人类的染色体 、 细胞 、 组织和器官申请专利.NO dimorphic sex ch...
Pinks and beiges were chosen to echo the colours of the ceiling.选用了粉红色和米色，以跟从天花板的颜色。Many phrases in the last two chapters echo earlier passages.最后两章中的很多说法是对前面段落的呼应。The old fable continues to echo down the centuries.这则古老的...