Genetic drift happens by chance and can make an allele disappear completely from a gene pool, even if it was a desirable trait that should have been passed down to offspring. The random sampling style of genetic drift shrinks the gene pool and therefore alters the frequency the alleles are found in the population.
Aerobic respiration to lactic acid fermentation, lactic acid is the reason your muscles get sore after a workout
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Answer:
(UV) radiation is with recent research showing that UV radiation has the capacity to degrade folate in human blood and skin.