When a population splits into two or more new populations,the process is
A) fission.
B) gene flow.
C) founder effect.
D) gamete sampling.
Correct Answer:
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Q2: The form of genetic drift that involves
Q3: Mutations
A)occur at random.
B)happen when they are needed
Q4: Clustered groups within a species are called
A)races.
B)subspecies.
C)varieties.
D)breeding
Q5: We sometimes have difficulty determining the identity
Q6: Fission produces new populations that
A)are genetically identical.
B)eventually
Q8: The adaptive fitness of a mutation is
Q9: Mutations are
A)always harmful.
B)always more beneficial than previous
Q10: Evolution takes place within
A)individuals.
B)cells.
C)the DNA of the
Q11: Genetic drift is more effective in
A)large populations.
B)populations
Q12: In the example of Darwin's finches,there were
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