“染色体”造句

染色体也决定动物的性别.
Chromosomes also determine the sex of animals.

四种染色体的每一种都沿着纵向分裂.
Each of four chromosomes divide longitudinally.

利用显微镜检查细胞染色体可以发现胎儿的性别。
Microscopic examination of a cell's chromo-somes can reveal the sex of the fetus.