MCQ
Deviation of homologous organs are caused by :
  • A
    Time consequence along
  • Gradual changes in structure
  • C
    Drastic changes in structure
  • D
    No changes in basic structure

Answer

Correct option: B.
Gradual changes in structure
Starting from a common ancestor, homologues show gradual changes, retaining the overall basic structure and not deviating drastically.

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