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Ecology › ViewNatural selection is best described as
A. a change in an organism in response to a need of that organism
B. a process of nearly constant improvement that leads to an organism that is nearly perfect
C. differences in survival rates as a result of different inherited characteristics
D. inheritance of characteristics acquired during the life of an organism
Hematology › View
Approximately how many platelets are seen in a normal blood smear per HPF
A. 7-21
B. 6-21