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In lactose operon of Escherichia coli, what is the function of promoter?
(a)Binding of Gyrase enzyme
(b)Binding of RNA polymerase
(c)Codes for RNA polymerase
(d)Processing of messenger RNA

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Important Questions on Gene: Its Nature, Expression and Regulation
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'Operon model' for gene 'regulation' in bacteria was proposed by

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The enzyme - galactosidase of lac operon is coded by

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Entry of lactose in cell influenced by

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Genes are chemically

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Nucleotide arrangement in DNA can be seen by

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In which type of DNA replication, out of the two newly formed molecules, one is purely a new one and the other one is old?

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Wobbling of___does not affect translation.

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Match Columns A and B and find the correct option:
A | |||
a. | RNA polymerase-I | i. | Formation of tRNA |
b. | RNA polymerase-II | ii | Formation of rRNA |
c. | RNA polymerase-III | iii. | Formation of hnRNA |
