Biology, 05.11.2019 01:31, eri85

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giraffes with short necks lived in arid regions. over time, grasses disappeared, forcing giraffes to eat from trees. mutations in the genome led to
some giraffes inheriting the trait for long necks. over time, there were more giraffes with long necks in the region. what are the two reasons for
the change in the population of giraffes?

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giraffes with short necks lived in arid regions. over time, gr...