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Cell: Unit of Life Test - 3

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Cell: Unit of Life Test - 3
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Weekly Quiz Competition
  • Question 1
    1 / -0

    The most recent and accepted model of plasma membrane is

    Solution

    Fluid-Mosaic model is the most recent and accepted model of plasma membrane. This model was proposed by Singer and Nicolson in 1972. The quasi-fluid nature of lipid enables lateral movement of proteins with in the overall bilayer.

     

  • Question 2
    1 / -0

    The smallest free living organism are

    Solution

    PPLO (Pleuro Pneumonia Like Organisms). They are generally smaller and multiply more rapidly than the eukaryotic cells.

     

  • Question 3
    1 / -0

    The shape of the chromosome is determined by

  • Question 4
    1 / -0

    The photograph or diagram of metaphasic chromosome arranged in homologous pair according to their length and thickness, position of centromere is called

    Solution

    Idiogram is a diagrammatic or systematized representation of the chromosome complement of an individual, species, or other group of organisms, indicating the number of chromosomes and their lengths, arm length ratio, centromere position, banding pattern.

     

  • Question 5
    1 / -0

    Which of the following statements is not true about cell theory?

  • Question 6
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    Which of the following pairs of scientist and discovery is incorrectly matched?

  • Question 7
    1 / -0

    The membrane complex formed in folding of plasma membrane in prokaryotic cells is called

    Solution

    A special membranous structure is the mesosome which is formed by the extensions of plasma membrane into the cell.

     

  • Question 8
    1 / -0

    Which of the following cell organelles is/are semi-autonomous?

  • Question 9
    1 / -0

    Cytoskeleton is made of

    Solution

    Cytoskeleton is a series of intercellular proteins that help a cell with shape, support andmovement. So, cytoskeleton is made up of proteinaceous filaments.

     

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