Which of the following is a scientific claim? A. Planet Earth is abundant in water, but there is no way to scientifically determine from where earths water is originated.

B. The early solar system had large amounts of water; so the oldest objects in the solar system should also be abundant in water.

C. Earth is shaped like a sphere or even if not all of the scientific observations related to its shape support this idea.

D. The mass of the universe is much greater than current models predict it is not possible to explain this inconsistency.

Name the following: (a) category of pathogen that causes diseases, like common cold and mumps. (b) the microorganism that requires a host to produce.

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.

Food contains a sugar called ( ), which is broken down in a process called cellular ( ). this process uses ( ) to break down food molecules and provide energy for cells. fill in the parentheses