chromosome lose造句

例句与造句

1. The telomerase gene is turned off in normal cells, and as a result the cells'chromosomes lose DNA from their tips, or telomeres, every time they divide.
2. When both copies of BRCA1 or BRCA2 have been damaged, the tissue cells can no longer repair double stranded breaks in DNA and their chromosomes lose integrity.
3. It's difficult to find chromosome lose in a sentence. 用chromosome lose造句挺难的