EVOL Exam 1 UPDATED Exam Questions and CORRECT Answers
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Course
EVOL
Institution
EVOL
EVOL Exam 1 UPDATED Exam Questions
and CORRECT Answers
integrase - Correct Answer- enzyme that splices viral DNA genome into host cell DNA
genome. in HIV
genetic info in HIV - Correct Answer- 2 copies of ss rna
protease - Correct Answer- cleaves precursors into functional mature virus. in hiv
EVOL Exam 1 UPDATED Exam Questions
and CORRECT Answers
integrase - Correct Answer- enzyme that splices viral DNA genome into host cell DNA
genome. in HIV
genetic info in HIV - Correct Answer- 2 copies of ss rna
protease - Correct Answer- cleaves precursors into functional mature virus. in hiv
Coreceptor inhibitors block HIV infection by preventing what? - Correct Answer- binding of
the hiv virion onto the ccr5 receptor
hiv doesnt enter the host cell
ccr5 coreceptor binds to what - Correct Answer- cd4
fusion inhibitors block HIV infection by preventing what? - Correct Answer- binding of the
hiv virion onto the gp120 protein
hiv doesnt enter the host cell
cd4 - Correct Answer- glycoprotein found on the surface of immune cells such as T helper
cells.
HIV 1 came from - Correct Answer- chimpanzees
HIV-2 came from - Correct Answer- sooty mangabeys
what hiv type is more common - Correct Answer- hiv 1 (95%)
, adaptation - Correct Answer- inherited characteristic that increases an organism's chance of
survival
exaptation - Correct Answer- evolutionary adaptation of an existing structure for a completely
novel purpose
Apomorphy - Correct Answer- novel derived trait
Plesiomorphy - Correct Answer- pre existing ancestral character state
Synapomorphy - Correct Answer- shared derived character
apomorphy, 2 or more
dictates monophyletic groups
clade - Correct Answer- A monophyletic group made up of an ancestor and all of its
descendants.
polytomy - Correct Answer- a branch from which more than two groups emerge; unsure of
order of split
Vicariance - Correct Answer- the physical splitting of a habitat; chameleon hypothesis
dispersal - Correct Answer- the movement of organisms from one place to another;
chameleon hypothesis. what actually happened
Homology - Correct Answer- similarity resulting from common ancestry
node - Correct Answer- common ancestor of all descendents after that point
tip - Correct Answer- the living species
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