There are many actions that you can take to improve your lifestyle and reduce your risk of developing cancer. how can you take an active role in cancer prevention

How did the research presented in the article affect scientists' understanding of the evolution of eukaryotes

Cells destroy body cells infected by a virus or bacteria.

The human genome project is devoted to mapping the general dna sequence of our species. this could lead to the development of new medicines, as well as the possibility of using gene therapy to treat certain diseases. however, there are some ethical issues surrounding the mapping of individual genomes. one concern is a) that your genes may change over time, making the project useless. b) that insurance companies could discriminate based on genetic make-up. c) that since this has never been done before, we should probably not do it now. d) that sequencing our individual genomes is so expensive, it is a counter-productive strategy.