Differentiation of the type of influenza virus, such as type A versus B, is important because
A) the information is used to create the vaccine for the next year.
B) it determines if additional testing is necessary.
C) antigenic shift can cause the emergence of a new strain.
D) antiviral agents used for treatment depend on the type identified.
Question 2
Linda, a 54-year-old female, presents to her clinician with signs and symptoms suggestive of a porphyria.
The following laboratory tests and results are:
Feces analysis: increased coproporphyrin III/I ratio
Urine analysis: increased porphyrins and porphobilinogen
Which of the following disorders are consistent with these laboratory results?
A) Variegate porphyria B) Hereditary porphyria
C) Acute intermittent porphyria D) Porphyria cutanea tarda
Anatomically modern humans left archaeological clues, including evidence of burials, which indicate
Structure of the human immunodeficiency virus (HIV).
A culex tarsalis mosquito, a common vector of the spread of West Nile virus.
Healthy Eating Behaviors and Weight Gain Are Important Considerations during the Third Trimester
Malaria Ecology versus Incidence of Malaria
Student Test Scores versus GDP per Capita