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NEET Sample Paper NEET Sample Test Paper-75

  • question_answer
    Respiration that arose first, had one of the following characteristics. It, was

    A)  aerobic as it is more complex

    B)  aerobic as it releases more energy

    C)  anaerobic as it releases more energy

    D)  anaerobic as early atmosphere contained little or no oxygen

    Correct Answer: D

    Solution :

    Early organisms were anaerobic, capable, of respiration in the absence of oxygen.


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