Observe figures a, b, c, and d and identify the parasite shown.
Answer to relevant QuestionsFor which DNA viral diseases are there vaccines available and how are they formulated? a. Can you propose some reasons that herpes simplex and zoster viruses are carried primarily in ganglia? b. What mechanism might account for reactivation of these viruses by various traumatic events? If wild-type polio disappeared from the Western Hemisphere by 1991, how do you explain the 11 cases of polio reported in the United States in 2000? a. Explain why a direct antigen test for HIV infection would be preferable to a serological test for antibodies. b. What factors have prevented the development of an effective AIDS vaccine? c. Give a plausible explanation ...Describe three important potential applications of bacteria that can make methane.
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