BIO 345 Final Exam Update

BIO 345 Final Exam Update

BIO 345 Final Exam
Which pattern best characterizes the history of extinctions on Earth?
A. An increasing per capita background extinction rate
B. Five major mass extinctions and several lesser episodes of heightened extinction
rates
C. Three major mass extinctions and several lesser episodes of heightened extinction
rates
D. Three major mass extinctions and a low background extinction rate
E. An increase in the number of mass extinctions over time
Based on the video on Evolutionary Medicine, which of the following choices is an
incorrect pairing of disease and ethnic background?
A. High HIV resistance in Europeans
B. Low Alzheimer’s rates in Caucasians
C. High sickle-cell rates in Africans
D. Low Asthma rates in Asians
Which of the following species interactions is most likely to accompany the existence of
zombies?
A. Predator-Prey
B. Herbivory
C. Parasite-Host
D. mutualism
Which mode of speciation involves intermediate levels of gene flow?
A. Allopatric speciation
B. Sympatric speciation
C. Parapatric speciation
D. Founder effect speciation
E. Cytological divergence
How do evolutionary biologists view the notion of biological "progress"?
A. Evolution proceeds toward a goal (teleology).
B. Lasting evolutionary progress does not occur because of cyclical phenomena, such
as iterative mass extinctions.
C. Progress can be measured by levels of hierarchical organization among individuals
of the same species.
D. Objective definitions of progress are fraught with difficulty, as the processes that
drive evolution have no mechanism for foresight.
E. Progress can be measured by how much a given species resembles Homo sapiens.