Genetics, Molecular Biology and Evolution-Genetic Code (IFS (Forests Services) Botany (Mains)): Questions 1 - 3 of 3

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Question number: 1

» Genetics, Molecular Biology and Evolution » Genetic Code

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Appeared in Year: 2015

Essay Question▾

Describe in Detail

Is the genetic code universal? (Paper 2, Section A)

Explanation

What is genetic code?

  • The set of DNA and RNA sequences that determine the amino acid sequences used in the synthesis of an organism’s proteins.

  • The set of 64 codons are corresponding to the 20 amino acids which are used for protein synthesis and as the signals for starting and stopping protein synthesis.

  • It is the biochemical basis of heredity and nea

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Question number: 2

» Genetics, Molecular Biology and Evolution » Genetic Code

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Appeared in Year: 2015

Short Answer Question▾

Write in Short

Is the genetic code universal? (Paper II)

Question number: 3

» Genetics, Molecular Biology and Evolution » Genetic Code

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Appeared in Year: 2016

Essay Question▾

Describe in Detail

How genetic code regulates gene expression? Describe the molecular method of gene mapping.

Explanation

  • Gene expression is the process in which the genetic code of gene direct the synthesis of protein.

  • Structural genes are the genes that code for amino acid.

  • The process of gene expression involves two main stages

Transcription

It is a process in which the information in a stand of DNA is copied into a new molecule of messenger mRNA.

Translation

  • It is the p

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