A small population of a species invades an island where the species is not found. If the population becomes a new species, this is an example of:
a. the dumbbell model of allopatric speciation.
b. the peripheral isolate mode of allopatric speciation.
c. sympatric speciation.
d. parapatric speciation.
B
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How does the Black Queen Hypothesis explain the effect of gene deletions on bacterial evolution?
What will be an ideal response?
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