the end-piece of the sperm consists of the axoneme and its surrounding cytoplasm, and the axoneme has a typical "9 + 2" structure.
精子末段由轴丝及包绕轴丝的质膜组成，轴丝为典型的"9+2"结
。
the end-piece of the sperm consists of the axoneme and its surrounding cytoplasm, and the axoneme has a typical "9 + 2" structure.
精子末段由轴丝及包绕轴丝的质膜组成，轴丝为典型的"9+2"结。
声明：以上
、词性分类均由互联网资源自动生成，部分未
工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
