Reproduction 101
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Questions and Answers

What are the two forms of reproduction mentioned in the text?

  • Asexual and sexual (correct)
  • Cloning and sexual
  • Binary and asexual
  • Single-celled and binary
  • What is the two-fold cost of sexual reproduction mentioned in the text?

  • All organisms reproduce but pass on only 25% of their genes
  • Only 50% of organisms reproduce and organisms only pass on 50% of their genes (correct)
  • Only 25% of organisms reproduce and organisms pass on 50% of their genes
  • All organisms reproduce and pass on 100% of their genes
  • What is the result of asexual reproduction?

  • Genetically different offspring
  • Genetically similar or identical copy of itself (correct)
  • No offspring produced
  • Offspring with combined genetic material
  • What is the major puzzle for biologists mentioned in the text?

    <p>The evolution of sexual reproduction</p> Signup and view all the answers

    What do specialized reproductive cells in sexual reproduction contain?

    <p>Half the number of genes</p> Signup and view all the answers

    What is the speed of light in vacuum?

    <p>299792458 m/s</p> Signup and view all the answers

    What are the primary properties of light?

    <p>Intensity, propagation direction, frequency or wavelength spectrum, and polarization</p> Signup and view all the answers

    What are photons?

    <p>Massless elementary particles representing the quanta of electromagnetic field</p> Signup and view all the answers

    What does visible light propagate by?

    <p>Massless elementary particles called photons</p> Signup and view all the answers

    In physics, how is light broadly defined?

    <p>Electromagnetic radiation of any wavelength, whether visible or not</p> Signup and view all the answers

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