Dengue hemorrhagic fever is the result of
A) an immediate immune reaction to the initial infection with dengue virus.
B) an antibody-antigen complex reaction.
C) a hyperimmune response to reinfection with dengue virus.
D) an autoimmune disease.
E) the chronic carrier state associated with dengue virus infection.
C
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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?
What will be an ideal response?
During transcription, ____
a. double-stranded RNA chains are produced b. the entire DNA molecule is copied to RNA c. primase creates an RNA primer to start the RNA strand d. only one of the two DNA strands acts as a template e. protein is made from RNA
The results of an experiment
a. don't have to be repeatable. b. should be repeatable by the investigator. c. should be repeatable by other investigators. d. must be both b and c.
Which is associated with the inability to produce factor VIII in the blood?
A. hemophilia A B. Duchenne muscular dystrophy C. Williams syndrome D. trisomy 21 E. color blindness