The inpocketed vegetal pole cells develop into a sheet of cells which grows upward and eventually encloses a cavity, the archenteron.
内褶植物极细胞生成一片向生长细胞,并最后围成一个腔,即原肠。
The inpocketed vegetal pole cells develop into a sheet of cells which grows upward and eventually encloses a cavity, the archenteron.
内褶植物极细胞生成一片向生长细胞,并最后围成一个腔,即原肠。
声明:以、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件观点;若发现问题,欢迎向我们指正。