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It is now firmly established that ontogeny does not repeat…

“It is now firmly established that ontogeny does not repeat phylogeny” quote by George Gaylord Simpson
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“It is now firmly established that ontogeny does not repeat phylogeny”

George Gaylord Simpson

About This Quote

This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation.

Ontogeny (development) does not repeat phylogeny (evolutionary history) exactly.

In simple terms: Development differs from evolutionary history.

Key Takeaway

Recognize differences between growth and evolution.

Themes

biology evolution development

Mood

analytical educational

Type

scientific academic

When to use this quote

  • educational curricula
  • research design
  • public science communication

Key Concepts

Developmental biology phylogenetics comparative anatomy

Questions to Reflect On

  • How does this principle affect evolutionary studies?
  • Can exceptions to this rule inform new theories?
A Different Perspective

Oversimplification may ignore convergent evolution cases.

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