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RNA World

Molecular Basis of Inheritance
Biology
Class 12

Overview

Discuss chemical differences between dna and rna,Explain duplication, stability, reactivity, mutation, expression with respect to RNA, Explain - RNA as first genetic material

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RNA World
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RNA World

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Nobel Prize to A. Kornberg and S. Ochoa was given for

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On which organism Beadle and Tatum worked to propose one gene-one enzyme hypothesis

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Evolution was termed "RNA world" due to discovery of

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Ribosomal RNA is actively synthesized in

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Which of the following act as an evidence for the RNA world hypothesis?

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Which is not a characteristic of RNA?

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A sequence of pictures of polypeptide synthesis shows a ribosomes holding two transfer RNAs. One iRNA ha a polypeptide chain attached to it, the other iRNA has a single amino acid attached to it. What does the next picture show?

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Due to the discovery of which of the following in 1980, the evolution was termed as RNA world?

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Which one of the following is also known as southern hybridization?

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It is established that RNA is the first genetic material. Explain giving three reasons.

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