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Biology ­ Genetic Diversity AS

GENETIC BOTTLENECKS:

From time to time a species may suffer a big reduction in the population. This could be
as a result of an event, such as a volcanic eruption, that caused a large number of the
population die before they could reproduce. The few…

Page 2

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Biology ­ Genetic Diversity AS

greatly reduced. Selective breeding is usually used in farming to produce high-yielding
strains of plants and breeds of domesticated animals.

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