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Heredity and Variation — Science STD 9 — Question

Maharashtra BoardEnglish MediumSTD 9ScienceHeredity and Variation3 Marks
Question
DNA molecules are called as ‘Master molecules’.
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Answer

  • Molecules of DNA are present in all organisms from viruses and bacteria to human beings.
  • These molecules control the functioning, growth and division (reproduction) of the cell.
  • Genes present in the DNA are also responsible for transfer of hereditary characteristics from parents to offsprings.
  • Therefore, DNA molecules are called as ‘Master molecules’.

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