Where are the Galápagos Islands?
A) Near the center of the south Atlantic Ocean
B) Off the west coast of North America
C) Off the northwest coast of South America
D) Off the west coast of Australia
E) Near Southeast Asia
C
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Which of the following may cause reactivation of varicella-zoster virus as shingles?
A) All of these choices are correct B) Developing malignancy C) Surgery D) X-ray treatments E) Immunosuppressive conditions
The maximum amount of air that can be moved into and out of the lungs during forceful breathing is called ________
A) tidal volume B) residual volume C) vital capacity D) total lung capacity
How are the biceps and triceps attached to the arm so that they can act in opposition?
A. The biceps are attached by tendons and the triceps by ligaments. B. Both are attached by tendons. C. The biceps are attached by ligaments and the triceps by tendons. D. Both are attached by ligaments. E. Both are attached by cartilage.
Although prion infectious agents are more closely related to viruses than any other kind of infectious agents, there are still some major differences between the two. Which statement describes a major difference?
A. Viral infections can always be treated and cured, whereas prion diseases cannot. B. Viruses can be transmitted by animal to human or human to human, but prions are always human to human transmission. C. Prions are not destroyed by heat, but viruses can be inactivated by heat. D. Viruses do not contain protein, whereas prions do.