Genetics


 
 
Concept Explanation
 

Genetics

Genetics

The study of the pattern of transmission of characters from parents to their offspring is called genetics.

  • Genes are the basic physical and functional units of heredity. In humans, genes vary in size from a few hundred DNA bases to more than two million bases. There are present two set of genes in each individual.
  • Both father and mother pass on genes, inherited from their own parents, to their children.
  • Genes are stretches of DNA containing coded information for making proteins. These are found on the chromosomes of cells.
  •  The genetic constitution of an individual organism is called its genotype.
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    Sample Questions
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    Question : 1

    The study of the pattern of transmission of characters from parents to their offspring is called ____________________ .

    Right Option : A
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    Question : 2

    Which of the following are correct ?

    (a) Genes are the basic physical and functional units of heredity. 

    (b) Both father and mother pass on genes, inherited from their own parents to their children.

    Right Option : C
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    Question : 3

    "Transcription" is the process by which 

    Right Option : D
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