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Lamarckian

Lamarckian

1 9.9
A person who believes traits gained in life can be passed to children
  • noun
  • /ləˈmɑrkiən/
: lamarckiano
  • Many biologists challenge the idea of Lamarckian evolution, insisting that genetic changes occur through natural selection, not through inherited traits acquired during life.
  • Lamarckian inheritance
  • Lamarckian theory

Examples

  • The debate over whether environmental factors contribute to Lamarckian traits continues to spark interest among evolutionary researchers.

  • A scientist who believes in Lamarckian inheritance argues that traits gained during an organism's life can be passed down to its offspring.

  • And if so, does the environment work its influence directly by Lamarckian inheritance of characters acquired during life?

    Academic text (1991)
  • But now he gave greater weight to the Lamarckian theory of adaptation to explain survival and social progress.

    Academic text (2002)
  • At first, he explored a Lamarckian question about the relationship of heredity to the environment.

    Academic text (2005)
  • Thus, he attempted to refute a "Lamarckian" theory of natural change by use and disuse, with inheritance of acquired characters.

    Academic text (1990)
  • To the extent that Lamarckian inheritance is invalid, the claim for an enduring biological basis for adaptations of this kind collapses.

    Academic text (2014)
  • Against these two different versions of adaptation—Lamarckian and Darwinian—other evolutionists asserted that form would not match environment in any clear way.

    Academic text (1991)
  • Stepan advances a persuasive argument in explaining why Latin American eugenists adopted Lamarckian and neo-Lamarckian theoretical frameworks.

    Academic text (1997)
  • The concept of hereditary taintedness antedated the rediscovery of Mendelian genetics and was compatible with Lamarckian theory of the inheritance of acquired traits.

    Academic text (2003)

Surface Forms

Lamarckian singular
Lamarckians plural

Morphology

Lamarckian = Lamarck (transparent) = Lamarck + ian

The suffix '-ian' is commonly used to denote a follower or advocate of a particular person or theory.

Etymology

The word Lamarckian comes from the name of the French scientist Lamarck, who believed that changes a living thing makes in its life can be 'passed to their children'. So a Lamarckian is a person who supports that idea.