Which of the following statements about cancer is false
选项:
A:Viruses cause some cancers.
B:Tobacco use is responsible for more than 20% of all cancer deaths.
C:A mutation in even a single cancer-critical gene is sufficient to convert a normal cell into a cancer cell.
D:Chemical carcinogens cause cancer by changing the nucleotide sequence of DN
A:
发布时间:2024-06-23 11:40:31