RNA molecules can be both self-replicating and catalytic

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RNA molecules can be both self-replicating and catalytic. This probably means that

    a. RNA was thefirst hereditary information.    
    b. protobiontshad an RNA membrane.    
    c. RNA couldmake energy.    
    d. freenucleotides would not have been necessary ingredients in thesynthesis of new RNA molecules.    
    e. RNA is apolymer of amino acids.

Reference no: EM13528912

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