The polio vaccine currently administered in the U.S., known as IPV, is an example of a(n) ________ vaccine
A) attenuated
B) whole inactivated
C) subunit
D) toxoid
E) recombinant
B
Bloom's Taxonomy: Knowledge
Section: Immunization
Learning Outcome: 17.2
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Individuals who have an active case of tuberculosis may spread the disease simply by ________ uninfected individuals
A) coughing near B) shaking hands with C) hugging D) sexual contact with
What is a consequence of the fact that the chickenpox virus has a much lower mutation rate than the influenza virus?
A. Chickenpox virus can "hide out" as latent virus in nerve cell bodies, but influenza cannot. B. Chickenpox creates skin lesions, while influenza leads to body aches. C. Chickenpox virus can reemerge decades later with the symptoms of shingles, while influenza is transient. D. A chickenpox infection generally gives immunity against a repeat infection, but people can catch the flu every year. 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 viral mutation rates? 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?
Cell differentiation _____
a. occurs in all complex multicelled organisms b. requires unique genes in different cells c. involves selective gene expression d. occurs in all complex multicelled organisms and involves selective gene expression e. all of these
Which one of the following is entirely located within the central nervous system?
A. effector B. sensory neuron C. motor neuron D. sensory receptor E. interneuron