The karyotype is prepared on the basis of

Options :
  1. Total length of chromosome
  2. Arm ratio
  3. Position of secondary constriction
  4. All of these
Answer and Explanation :-

Answer: Option 4


The group of characteristics that identifies a set of chromosomes of an individual or species is termed as karyotype. It is usually represented by an Idiogram. It is based on the total length of chromosome, arm ratio, position of secondary constriction, position of nuclolar oraniser and distribution of euchromatic and heterochromatic regions.

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