What viral disease has been successfully eradicated?
A. smallpox
B. cowpox
C. vaccinia
D. varicella
E. erythrovirus
Answer: A
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If you are hiking through the desert for several days, one would pack which of the following to ensure proper hydration?
A) a drink with a combination of water and electrolytes B) caffeinated beverages C) bottled water kept at room temperature D) bottled water that had been frozen to ensure that it would be as cold as possible
What is the likely outcome if you were able to force water through fish gills in the opposite direction to how it normally flows over the gills?
A. There would be no effect, and maximal oxygenation of blood would still occur. B. The direction of blood flow would reverse through the gills to compensate for the reversed direction of water flow. C. Gas exchange would be inhibited and movement of oxygen into the blood would cease. D. The movement of carbon dioxide from the blood into the water would increase. E. The blood's oxygen concentration would not be able to exceed 50%. Clarify Question What is the key concept addressed by the question? What type of thinking is required? Gather Content What do you already know about fish gills? What other information is related to the question? Choose Answer Given what you now know, what information is most likely to produce the correct answer? Reflect on Process Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
The least oxygenated blood is indicated by the letter ____
a. A b. B c. C d. D e. E
How do carnivores and herbivores differ?
A. Carnivores can be opportunistic but herbivores cannot. B. Herbivores can be opportunistic but carnivores cannot. C. Carnivores and herbivores require different enzymes to digest their food. D. Carnivores must eat more frequently than herbivores. E. Herbivores remain herbivores at all stages of development, while carnivores are often herbivores in their larval stages.