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What is the peculiarity of the ‘DNA’ structure? - Science and Technology 2

What is the peculiarity of the ‘DNA’ structure?

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Solution

Peculiarities of the DNA structure:

  • DNA is a double helical structure having nucleotides.
  • These nucleotides are made of deoxyribose sugar, phosphoric acid and nitrogenous bases such as adenine, thymine, cytosine and guanine.
  • The nucleotide sequence of the DNA molecule is called a gene.
  • Genes are present on DNA.
  • A type of gene is responsible for the synthesis of a particular protein.
  • Changes in the gene can alter the characteristics of the organisms.
Concept: Mendel’s Laws of Inheritance
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