Genetic Code and Gene Mutations

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Genetic Code and Gene Mutations: Overview

This Topic covers sub-topics such as Genetic Code, Wobble Hypothesis, Gene Mutations, Mutagens, Frameshift Mutation, Characteristics of Genetic Code and, Transfer RNA

Important Questions on Genetic Code and Gene Mutations

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Frameshift mutation occurs when

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X-rays are an example of a mutagen.

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What are the applications of mutagens?

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How do the mutagens create mutations?

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Fill in the blank with the correct option given in the bracket.

Mutations can be induced with _____ (gamma/x-ray) radiations.

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Some amino acids are coded by more than one codon, hence code is ambiguous.

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UAA, UGA, AUG and UAG are non-sense codons and signal the termination of the polypeptide chain.

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Which of the following is a stop codon? 

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Which of the following is responsible for the expression of a trait? 

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Describe the Wobble hypothesis.

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Given below is a sample of a portion of DNA strand given the base sequence on the opposite strand. What is so special in it?

5' - GAATTC .....3'

3' - CTTAAG ......5'

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Genetic code translates the language of

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Who first discovered genetic code?

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Clover leaf model of tRNA has:

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CCA base sequence is present in which part of tRNA