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Home Biotechnology Animal Cell Culture and Regulation Comments

  • Question
  • Excess CO2 suppress cell growth and productivity by


  • Options
  • A. inhibiting respiration
  • B. altering intracellular pH by diffusing across cell membrane
  • C. both (a) and (b)
  • D. altering pH of the medium

  • Correct Answer
  • both (a) and (b) 


  • Animal Cell Culture and Regulation problems


    Search Results


    • 1. Klinefelter syndrome is a manifestation of which chromosome aneuploidy?

    • Options
    • A. XXX
    • B. XYY
    • C. XXY
    • D. None of these
    • Discuss
    • 2. Which of the following sets belongs to a distinct class or category?

    • Options
    • A. Ribose, sucrose, glucose, fructose
    • B. Sterols, waxes, fatty acids, amino acids.
    • C. Oils, sterols, waxes, fats
    • D. Nucleotide, nucleoside, nucleus, DNA
    • Discuss
    • 3. If the RBC of human were kept in 0.9% NaCl solution, what sort of change will occur to RBC?

    • Options
    • A. Cell will Burst
    • B. Cell will shrink
    • C. No change to RBC
    • D. RBC will destroy
    • Discuss
    • 4. What is the defective enzyme in the glycogen storage Von Gierke's disease?

    • Options
    • A. Phosphorylase
    • B. Phosphofructokinase
    • C. Glucose-6-phosphatase
    • D. None of the above
    • Discuss
    • 5. During sickle cell anemia which of the following takes place?

    • Options
    • A. Glutamine change to valine
    • B. Valine change to glutamine
    • C. Aspartic acid change to glutamic acid
    • D. Glutamic acid change to aspartic acid
    • Discuss
    • 6. Which of the following is correct?

    • Options
    • A. ECL can be established in suspension cultures whereas it is exceptional for primary cell lines (PCL)
    • B. ECL and PCL can be established in suspension cultures
    • C. PCL can be established in suspension cultures
    • D. none of the above
    • Discuss
    • 7. The major problem associated with the isolation of free cells and cell aggregates from organs is that of

    • Options
    • A. releasing the cells from their supporting matrix
    • B. inhibiting the cells from their supporting matrix
    • C. disintegrating the cells from their supporting matrix
    • D. none of the above
    • Discuss
    • 8. What are the main constituents of culture for animal cell growth?

    • Options
    • A. Glucose and Glutamine
    • B. Growth factors
    • C. Cytokines
    • D. All of these
    • Discuss
    • 9. Sometimes cell lines can be cultured for such a long time that they apparently develop the potential to be subcultured indefinitely in vitro. Such cells lines are called

    • Options
    • A. established cell lines
    • B. primary cell lines
    • C. secondary cell lines
    • D. propagated cell lines
    • Discuss
    • 10. Range of optimum glutamine concentration present in the culture media is

    • Options
    • A. 1-2 mmol/litre
    • B. 2-7 mmol/litre
    • C. 7-15 mmol/litre
    • D. 15 - 20 mmol/litre
    • Discuss


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