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NEET Biology Molecular basis of Inheritance / विरासत का आणविक आधार Question Bank Self Evaluation Test - Molecular Basis of Inheritance

  • question_answer
    The regulation of tryptophan synthesis in E. coli is an example of affecting gene expression through:

    A) Translational control

    B) Transcriptional control

    C) Homeotic gene control

    D) Breaking down mRNA molecules

    Correct Answer: B

    Solution :

    [b] The presence or absence of tryptophan determines whether the genes that code the necessary enzymes in tryptophan synthesis will even be transcribed.


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