In the spring of 1999, six medics were accused of purposely infecting over 400 Libyan children with HIV in a Benghazi hospital
Using the figure above as a prompt, explain how a team of researchers were able to construct and use this phylogeny to convince the Libyan Court to lift its death sentence for the ‘Bulgarian six.'
What will be an ideal response?
ANS:
Will vary, but should include: use of phylogenetic analysis of the HIV strains that infected the children, including the estimation of biogeographical region of origin of the strains, and estimating the timing of infection.
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In both lichens and mycorrhizae, what does the fungal partner provide to its photosynthetic partner?
A) carbohydrates B) fixed nitrogen C) antibiotics D) water and minerals E) protection from harmful ultraviolet light
What type of population dispersion is most common, and how does area sampled affect how
dispersion appears to a researcher?
What will be an ideal response?In terms of classification, humans belong to which domain?
a. prokaryote b. Eukarya c. Archaea d. Bacteria e. protists
Which of the following definitions is INCORRECT?
A) endemic: a disease that is constantly present in a population B) epidemic: a disease that is endemic across the world C) pandemic: a disease that affects a large number of people in the world in a short time D) sporadic: a disease that affects a population occasionally E) incidence: number of new cases of a disease