NEET NEET SOLVED PAPER 2017

  • question_answer
    Adult human RBCs are enucleate. Which of the following statement(s) is/are most appropriate explanation for this feature?                                                                                                                                                             
    [a] They do not need to reproduce
    [b] They are somatic cells
    [c] They do not metabolize
    [d] All their internal space is available for oxygen transport

    A)  [b] and [c]                         

    B)  Only [d]

    C)  Only [a]                              

    D)   [a], [c] and [d]

    Correct Answer: B

    Solution :

                     In Human RBCs, nucleus degenerates during maturation which provide more space for oxygen carrying pigment (Haemoglobin). It lacks most of the cell organelles including mitochondria so respires anaerobically.


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