How would you test to see whether a particular influenza vaccine protects elderly people from influenza?
A. Conclude that elderly people are less likely to be hospitalized or die following vaccination.
B. Follow tens of thousands of people over the age of 65 during flu seasons and record illnesses and vaccination status.
C. Notice the rise in vaccination rates among the elderly over a period of years.
D. Speculate that elderly people who were immunized will have fewer hospital stays and deaths during the winter after vaccination.
B. Follow tens of thousands of people over the age of 65 during flu seasons and record illnesses and vaccination status.
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A site of negative genetic regulation where binding by repressor blocks transcription is the
A. operon. B. repressor. C. promoter. D. operator. E. CAP.
The giant squid axon has been used extensively in research to determine the mechanisms by which neurons generate electrical signals. Scientists used microelectrodes to measure the resting membrane potential (inside relative to outside) and discovered a difference of
A. -70 mV. B. 300 mV. C. -300 mV. D. 70 mV. E. 0 mV.
A problem with corals associated with warming of the oceans is called:
a. white pox disease. b. coral bleaching. c. black band disease. d. yellow-blotch disease. e. green band disease.
Based on the pedigrees that you have generated, does inheritance of Tay-Sachs disease appear to be related to the sex of the offspring
a. Yes b. No