Purines and pyrimidines are ____
a. Okazaki fragments
b. pentose-phosphate backbones
c. nucleic acids
d. phosphate bases
e. nitrogenous bases
ANSWER: e
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Hexachlorophene has been particularly effective against
A. Staphylococcus aureus. B. Micrococcus aureus. C. Escherichia coli. D. Enterobacter aerogenes.
In all animals, the largest percentage of the body's fluids are located in the:
A. intracellular compartment. B. extracellular compartment. C. interstitial fluid. D. plasma. E. hemolymph.
Ivana has a rapidly growing brain tumor and must be put on life support because she can no longer maintain appropriate heart and respiratory rates. She is also having trouble maintaining blood pressure. The most likely area that the tumor is affecting is
the ________. A) corpus callosum B) thalamus C) medulla oblongata D) occipital lobe
If the sunflowers represent 2400 calories, how many calories would be lost as heat as you
move from the first to the second trophic level?
a. 240 b. 2160 c. 90 d. 10