Biology: Unifying Themes and Concepts
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Questions and Answers

What is the primary focus of biology as a scientific study?

  • Studying the molecular biology of cells
  • Analyzing the evolution of populations
  • Understanding the diversity of life on Earth (correct)
  • Exploring the anatomy and physiology of animals
  • Which concept explains the unity and diversity of life?

  • Heredity
  • Evolution (correct)
  • Energy processing
  • Cellular organization
  • What is the fundamental unit of life that processes hereditary information?

  • Proteins
  • Genes
  • Cells (correct)
  • Organs
  • What enables organisms to move, grow, and reproduce?

    <p>Energy processing</p> Signup and view all the answers

    At what levels of organization do biologists study life?

    <p>Molecular and cellular levels</p> Signup and view all the answers

    What is the age of life on Earth, according to the text?

    <p>3.7 billion years</p> Signup and view all the answers

    Who made significant contributions to the development of biological knowledge and explored biological causation and the diversity of life?

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

    Who began the scientific study of plants?

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

    Who dramatically improved the microscope and discovered spermatozoa, bacteria, infusoria, and the diversity of microscopic life?

    <p>Anton van Leeuwenhoek</p> Signup and view all the answers

    Who promoted the idea that the basic unit of organisms is the cell and that individual cells have all the characteristics of life?

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

    Who proposed a basic taxonomy for the natural world and introduced scientific names for all his species?

    <p>Carl Linnaeus</p> Signup and view all the answers

    Who treated species as artificial categories and living forms as malleable, even suggesting the possibility of common descent?

    <p>Comte de Buffon</p> Signup and view all the answers

    Who presented a coherent theory of evolution?

    <p>Jean-Baptiste Lamarck</p> Signup and view all the answers

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