Question 6 of 10 Which two statements are scientific claims? A. The apparent movement of Mars across the sky influences how people behave. B. Images of Mars show that it once had liquid water flowing on its surface. n C. Mars is the best planet in the solar system for humans to explore further D. The polar ice caps of Mars consist mainly of carbon dioxide ice.

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.

The nervous system interacts with the endocrine system by a. using hormones as connections b. sending nerve impulses directly to glands c. using neuroendocrine cells as connections d. sending neurotransmitters directly to neurons

Most animal cells membranes have proteins that pump ions out of the cell and potassium ions into the cell