Evolutionary Biology Fitness Concepts
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Questions and Answers

Who was the first to use the term 'fitness' in relation to evolution?

  • Charles Darwin
  • Herbert Spencer (correct)
  • Alfred Russell Wallace
  • Jean-Baptiste Lamarck

    • What does 'survival of the fittest' primarily refer to?

  • The ability of individuals to reproduce and survive (correct)
  • The number of species in an ecosystem
  • The longevity of an individual organism
  • The strength of an individual compared to others

    • What is modern population genetics primarily concerned with?

  • Qualitative assessments of species
  • The classification of species based on survival
  • Comparative historical analysis of species
  • Specific, quantitative measures of fitness (correct)

    • How is relative fitness defined?

    <p>An individual's contribution to the gene pool compared to others (B)</p> Signup and view all the answers

    What is the general definition of evolutionary or biological fitness?

    <p>The reproductive success of an individual (A)</p> Signup and view all the answers

    Flashcards

    Fitness (in evolutionary terms)

    The ability of an individual to survive and reproduce in their environment.

    Reproductive Fitness

    Measured by the number of offspring an individual produces.

    Relative Fitness

    The relative contribution an individual makes to the gene pool compared to others.

    Fitness

    A measure of how well adapted an individual is to its environment.

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    Natural Selection

    The process where individuals better adapted to their environment are more likely to survive and reproduce, passing on their traits to future generations.

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