DNA tests on remains thought to be those of Czar Nicholas Romanov II of Russia proved the remains
were his. Indicate whether the statement is true or false.
T
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Which of the following statements is true regarding the lowest level of a trophic pyramid (that is, the pyramid base)?
A. It contains the greatest amount of energy. B. It contains the greatest amount of carbon. C. It has the largest biomass of all the trophic levels. D. It is often comprised of phytoplankton (if in aquatic environments). E. All of these statements about the lowest level of a trophic pyramid are true.
Most solutes pass through the cytoplasmic membrane via
A. osmosis. B. diffusion. C. transport proteins. D. secretion.
Which hormone raises blood glucose levels?
A. glucocorticoids B. epinephrine C. insulin D. glucagon E. melatonin
Jahasz-Pocsine and co-workers found a correlation between gastric bypass surgery and neurological complications. Surgeons performed gastric bypass surgery on 150 patients at the University of Arkansas for Medical Sciences Neurology Clinic
Of the 150 patients, 26 experienced neurological complications related to the surgery. What is the most likely cause for the neurological complications? A) sudden weight loss and caloric deficiency interfering with neurological function B) nutrient (for example, vitamin and mineral) deficiencies C) sloppy surgical technique of physicians performing the bypass surgery D) infections following surgical intervention