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Biotechnology Engineering · all questions

Protein and Nuclei Acids
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The first level of regulation of gene expression in eukaryotes is

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Enzyme which digest nucleic acid by hydrolyzing phosphodiester bonds are called as

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The size of the maximum DNA insert that can be cloned in a YAC

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In a double stranded molecule of DNA, the ratio of purines : pyrimidines is

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The smallest plant genome identified

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Which one of the following amino acid has crucial role in the variability of protein structure?

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Transcription is the process of

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The ability of proteins to absorb ultraviolet light is predominantly due to the presence of

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Which of the following statement about the ribosome complex is correct?

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DNA polymerase involved in general DNA replication in eukaryotes is

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The length of DNA present in nucleosome core particle

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The reduction of nitrate to nitrite in the cytosol is catalyzed by the enzyme

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The term "gene" was coined by

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In clover leaf model of  , present in   loop represents

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Which of the following steps are involved in the process of template preparation during DNA replication?

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Because of base interactions, the outside of the helix is not smooth and it is termed as

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Initiator codon (AUG) always encode the amino acid

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Which one of the following component of RNA polymerase is NOT common to both prokaryotes and eukaryotes?

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The number of bases per turn of the helix in A form DNA is

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Based on buoyant density gradient centrifugation, the mammalian genome is divided into five regions which are > 300 kbp in length, characterized by relatively homogenous compositions. These regions are

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