The railway engineers always leave a small gap between two rails to compensate for the expansion of the rails
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Answer:
In South Carolina, the CCC created 16 state parks that maintain some of the state's most stunning places. This work provided access to thousands of acres of general land to all South Carolinians. It even gave employment to the unemployed and helped many households endure difficult times.
If the process of genetic drift was the cause of this phenomenon, then the resistance allele was also present in the original farm.
<h3>What is genetic drift?</h3>
Genetic drift is a genetic phenomenon that occurs when one allele is fixed in a population due to random chance.
Genetic drift is converse to natural selection, where an allele increases this frequency due to evolutionary constraints.
Genetic drift is well known to be the cause of allele fixation by founder population effects.
Learn more about genetic drift here:
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