evolutionbiology~5 min read
Plain language, shorter sentences, no jargon.
Evolution: How Random Mutations Produce Order
Natural selection, genetic drift, and the logic of adaptation
Every living thing on Earth — from bacteria to blue whales — shares the same basic genetic code.
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Evolution works through two main mechanisms: natural selection (organisms with heritable traits that improve survival reproduce more) and genetic drift (random changes in allele frequency). Evolution is not teleological — it has no direction or purpose, only the blind retention of whatever works.
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