Which diagram correctly illustrates the distribution of ions in a resting neuron? (Note: A larger symbol indicates a higher concentration of that ion.) 
A. A
B. B
C. C
D. D
Answer: B
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The treatment for pneumonia caused by Pneumocystis jiroveci in AIDS patients is
A. Amantadine B. Combination of trimethoprim and sulfisoxazole C. Streptomycin D. Miconazole
The compensation depth refers to:
a. the depth at which seaweed growth compensates for grazers. b. always 3 times the secchi disk depth. c. the depth which provides only enough light for photosynthesis but not growth. d. the depth where competition excludes a species. e. the depth at which phytoplankton dissolve.
The chromosome makeup of an individual organism is called a:
a. kinetochore. b. chromosome plot. c. centromere. d. karyotype. e. centriole.
Which organism caused the disease that destroyed potato crops and led to the Irish potato famine in the mid-1800s?
A) Alveolates B) Water mold C) Excavates D) Trypanosoma E) Kinetoplastids