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#Question id: 5339


In human, X and Y chromosomes are not generally homologous due to

#SCPH28 | Zoology
  1. Presence of Pseudoautosomal region at tip of each chromosome

  2. Presence of different allelic version of same gene

  3. Presence of different gene constituents

  4. different in size of chromosome


Answer:- Option(s): 3


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