What mineral is responsible for more functions than any other mineral, including being a component of nucleic acids?
a. calcium
b. magnesium
c. phosphorus
d. sodium
e. iron
c
You might also like to view...
A current news story describes a cruise ship in the Caribbean with an outbreak of diarrheal illness, affecting hundreds of people. With all of those people in a small area, opening and closing doors, using handrails, etc, you are trying to figure out what infectious agent may be the cause. Your most likely guess is that the pathogen is ________.
A. Clostridium difficile B. shiga-toxin-producing E. coli C. cholera D. hepatitis B E. norovirus
Countercurrent exchange is a mechanism in which two adjacent currents flow in opposite directions and exchange materials. This mechanism can be found in
A. mammals. B. birds. C. fish. D. worms. E. sea anemones.
Which one of the following of the following statements is FALSE?
A) Science is a process. B) Scientists use the scientific method to gain knowledge about the natural world. C) Because scientific knowledge is empirical, it cannot be tested. D) Knowledge gained through the scientific method can be used to predict the natural world. E) The scientific method involves many different ways of obtaining information.
A complete cell lineage map exists for
A. Drosophila. B. C. elegans. C. human. D. mouse.