Biology, 22.07.2020 01:01, Lalagrl

2. a) What is gene flow? (3 points) ) v
b) How does gene flow affect the fitness of a population? (2 points)
3. a) What is an index fossil? (2 points)

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2. a) What is gene flow? (3 points) ) v
b) How does gene flow affect the fitness of a populat...