Homologous Structures Quiz
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Homologous Structures Quiz

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Questions and Answers

What is homology in biology?

  • Similarity due to environmental factors between structures or genes in different taxa
  • Similarity due to convergent evolution between structures or genes in different taxa
  • Similarity due to random chance between structures or genes in different taxa
  • Similarity due to shared ancestry between structures or genes in different taxa (correct)

    • What is an example of homologous structures?

  • Wings of insects
  • Gills of fish
  • Flippers of sea turtles
  • Forelimbs of vertebrates (correct)

    • Who first applied the term 'homology' to biology?

  • Aristotle
  • Richard Owen (correct)
  • Charles Darwin
  • Pierre Belon

    • In developmental biology, what are serially homologous organs?

    <p>Organs that develop in the embryo in the same manner and from similar origins</p> Signup and view all the answers

    How is sequence homology between protein or DNA sequences defined?

    <p>In terms of shared ancestry</p> Signup and view all the answers

    How many degrees are in one turn?

    <p>360 degrees</p> Signup and view all the answers

    What is the angular measure subtended by a half-turn?

    <p>180 degrees</p> Signup and view all the answers

    In the ISQ, what is an arbitrary 'number of turns' formalized as?

    <p>Rotation, a dimensionless quantity</p> Signup and view all the answers

    What symbol is used to represent cycles or revolutions?

    <p>c</p> Signup and view all the answers

    Who first used the symbol π with its present meaning?

    <p>William Jones</p> Signup and view all the answers

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