2 Type the correct answer in the box. Spell all words correctly.
Which gas prevents the spread of fire and extinguishes it?
is a type of compressed gas that prevents the spread of fire and extinguishes it.

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.

When listening the levels of orginization in orginisims from the smallest to most complex , which level is just below organs in complexity

On his trip to the galapagos islands, darwin determined that animals on the islands