Binary Fission in Prokaryotes Quiz
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Questions and Answers

What is the primary method of reproduction in prokaryotes?

  • Binary fission (correct)
  • Sexual reproduction
  • Spore formation
  • Budding
  • Which of the following is not a characteristic of binary fission in prokaryotes?

  • Produces two genetically identical daughter cells
  • Results in a change in the number of chromosomes
  • Involves the fusion of gametes (correct)
  • Occurs in both unicellular and multicellular prokaryotes
  • What is the primary factor that allows bacteria to reproduce very rapidly?

  • Slow growth rate
  • Short generation time (correct)
  • Ability to undergo sexual reproduction
  • Requirement for a specific environmental trigger
  • Which phase of the bacterial growth curve is characterized by a slow or no increase in cell number?

    <p>Lag phase</p> Signup and view all the answers

    Which type of bacteria is known for its slow growth rate?

    <p>Acid-fast bacteria (Mycobacterium tuberculosis)</p> Signup and view all the answers

    What is the primary form of reproduction for single-celled organisms such as archaea and bacteria?

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

    In microbiology, what does bacterial growth mean?

    <p>Increase in number of cells</p> Signup and view all the answers

    What is the biological system of naming organisms that uses two terms to indicate genus and species?

    <p>Binomial nomenclature</p> Signup and view all the answers

    What does the first term in binomial nomenclature represent?

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

    What is the strain a progeny of in microbiology?

    <p>Genetically identical single cell</p> Signup and view all the answers

    In the equation $b = a \times 2^n$, what does the variable 'b' represent?

    <p>The final number of bacteria after n generations</p> Signup and view all the answers

    Which equation is used to calculate the number of generations (n) from the initial and final number of bacteria?

    <p>$n = \log_2 b - \log_2 a$</p> Signup and view all the answers

    If the initial number of bacteria (a) is 1, what will be the final number of bacteria (b) after 4 generations?

    <p>16</p> Signup and view all the answers

    How do higher animals typically experience growth?

    <p>Increase in cell size</p> Signup and view all the answers

    What does the equation $t = \frac{G \log_2 \frac{b}{a}}{0.301}$ represent?

    <p>The time required for a certain number of generations to occur</p> Signup and view all the answers

    If the plot of $\log_b b$ against time (t) is a straight line, what does the slope of the line represent?

    <p>The growth rate of bacteria</p> Signup and view all the answers

    What is the term used to describe the exponential growth of bacteria through binary fission?

    <p>Exponential growth</p> Signup and view all the answers

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