NEET Sample Paper NEET Sample Test Paper-50

  • question_answer 153) Suppose evolution on earth has occurred in such a way that there are 96 amino acids instead of 20. DNA has 12 different types of bases and DNA synthesis occur in the same way as today. The minimum number of bases per DNA codon would be-

    A) 12                                

    B) 8

    C) 2                                 

    D) 3

    Correct Answer: C

    Solution :

    Total codon \[={{\left( X \right)}^{n}}={{\left( 12 \right)}^{2}}=144\] codon that are sufficient to code 94 ammo acid

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