Reproduction: Asexual and Sexual
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Questions and Answers

What is the biological process by which new individual organisms are produced from their parent or parents?

  • Cloning
  • Meiosis
  • Reproduction (correct)
  • Evolution
  • Which form of reproduction allows an organism to reproduce without the involvement of another organism?

  • Evolution
  • Meiosis
  • Sexual reproduction
  • Cloning (correct)
  • What is the major puzzle for biologists related to sexual reproduction?

  • The two-fold cost of sexual reproduction (correct)
  • Evolution of asexual reproduction
  • Creation of gametes
  • Cloning of organisms
  • What are the specialized reproductive cells that typically require sexual interaction to create a fertilized zygote?

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

    What is the process by which organisms create genetically similar or identical copies of themselves without the contribution of genetic material from another organism?

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

    Which process involves creating a new organism by combining the genetic material of two organisms?

    <p>Sexual reproduction</p> Signup and view all the answers

    What is the process by which male fertilizes a female of the same species to create a fertilized zygote?

    <p>Sexual reproduction</p> Signup and view all the answers

    Which organism reproduces entirely by asexual means?

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

    What type of cell division marks the start of the process of sexual reproduction?

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

    In which organism is parthenogenesis a natural occurrence?

    <p>Water fleas</p> Signup and view all the answers

    Which process involves the growth and development of an embryo without fertilization?

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

    Which organism is capable of exchanging genetic information by conjugation?

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

    Which term refers to the creation of offspring without seeds or spores?

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

    In which type of species do the gametes have separable properties?

    <p>'Plus' and 'minus' gametes</p> Signup and view all the answers

    What is the study of compounds containing carbon–metal bonds?

    <p>Organometallic chemistry</p> Signup and view all the answers

    Which type of compounds form the basis of all earthly life and constitute the majority of known chemicals?

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

    What does the study of organic reactions include?

    <p>Chemical synthesis of natural products, drugs, and polymers</p> Signup and view all the answers

    Which element is NOT commonly found in the range of chemicals studied in organic chemistry?

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

    What does the study of properties in organic chemistry include?

    <p>Evaluation of chemical reactivity</p> Signup and view all the answers

    What is the main focus of contemporary research in organic chemistry involving organometallics?

    <p>Researching transition metals like zinc, copper, and palladium</p> Signup and view all the answers

    What did Friedrich Wöhler's synthesis of urea from inorganic starting materials disprove?

    <p>The concept of vitalism</p> Signup and view all the answers

    Who independently developed the concept of chemical structure in 1858?

    <p>Friedrich August Kekulé and Archibald Scott Couper</p> Signup and view all the answers

    What was the accidental discovery made by William Henry Perkin in 1856?

    <p>Organic dye now known as Perkin's mauve</p> Signup and view all the answers

    What was the belief about compounds obtained from living organisms before the 18th century?

    <p>They were endowed with a vital force</p> Signup and view all the answers

    What did Michel Chevreul demonstrate through his study of soaps made from various fats and alkalis?

    <p>It was possible to make a chemical change in various fats without 'vital force'</p> Signup and view all the answers

    Which event is generally accepted as disproving the doctrine of vitalism?

    <p>Friedrich Wöhler's synthesis of urea from inorganic starting materials</p> Signup and view all the answers

    What was the crucial breakthrough for organic chemistry in 1858?

    <p>The concept of chemical structure</p> Signup and view all the answers

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