Dear candidates you will find MCQ questions of 12th Class - Biology | Chapter: Molecular Basis of Inheritance here. Learn these questions and prepare yourself for coming examinations. You can check the right answer of any question by clicking the option or by clicking view answer button.
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Q. The DNA site where DNA-dependent RNA- polymerase binds for transcription, is called
R
Q. Operon model for regulation of transcription was proposed by
R
Q. Eukaryotic RNA polymerase III catalyses the synthesis of
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Q. The sequence of nitrogen bases in a # segment of a coding strand of DNA is ’ AATGCTTAGGCA. What will be the sequence of nitrogen bases in the wRNA transcribed by it?
R
Q. In the lac operon of E.coli, the i gene codes for
R
Q. Which of the following sets of codons contains only termination codons?
R
Q. The central dogma of molecular biology (genetic information flow) was modified by the discovery of
R
Q. The promoter site and the terminator site for transcription are located at
R
Q. The human chromosome with the highest and least number of genes in them are respectively
R
Q. Discontinuous synthesis of DNA occurs in one strand, because
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Q. Which of the following are the functions of RNA?
R
Q. In E.coli, the lac operon gets switched on when
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Q. The net electric charge on DNA and histone, is
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