Genetic Variation Essentials
Genetic mutations, while often neutral, can occasionally provide beneficial variations that enhance evolutionary potential. These mutations arise from copying errors during DNA replication, as well as external factors like radiation and chemicals. However, for evolution to occur, there must be selection among these variations; without differential reproductive success, genetic diversity alone cannot drive change within a population.In this clip
From this podcast
The Science of Everything Podcast
Episode 21: Introduction to Evolution
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