What is natural selection and how does it drive evolution?

Biology

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Natural selection (Darwin): organisms with traits better suited to their environment survive and reproduce more, passing those traits to offspring. Requirements: 1) Variation exists in a population. 2) Traits are heritable. 3) More offspring are produced than can survive. 4) Survival depends on traits. Over generations, favorable traits become more common → evolution. Types: directional (one extreme favored), stabilizing (average favored), disruptive (both extremes favored).

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Natural selection (Darwin): organisms with traits better suited to their environment survive and reproduce more, passing those traits to offspring.

What is natural selection and how does it drive evolution?
Biology

This biology question covers important biological concepts and processes. The step-by-step explanation below helps you understand the underlying mechanisms and reasoning.

ScanSolve AI Answer
Natural selection (Darwin): organisms with traits better suited to their environment survive and reproduce more, passing those traits to offspring. Requirements: 1) Variation exists in a population. 2) Traits are heritable. 3) More offspring are produced than can survive. 4) Survival depends on traits. Over generations, favorable traits become more common → evolution. Types: directional (one extreme favored), stabilizing (average favored), disruptive (both extremes favored).