例句 |
Tests can determine whether your baby has any chromosomal abnormalities. 通过测试可以确定你的孩子是否有染色体异常。The chromosome condenses into a compact form.染色体聚缩。Changes in chromosome structure are called chromosomal mutations or aberrations.染色体结构的改变称为染色体突变或畸变。Microscopic examination of a cell's chromosomes can reveal the sex of the fetus.利用显微镜检查细胞染色体可以看出胎儿的性别。The scientists want to locate the position of the gene on a chromosome.科学家们希望找出该基因在染色体中的位置。Sex is determined by chromosomal content.性别是由染色体的组成决定的。Microscopic examination of a cell's chromo-somes can reveal the sex of the fetus.利用显微镜检查细胞染色体可以发现胎儿的性别。Chromosomes replicate before cells divide and multiply.染色体自我复制后,细胞便开始分裂、繁殖。It is possible to transplant chromosomes in cell nuclei.移植细胞核内的染色体是可能的。 |