Which parent carries the gene for twins?

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  1. #hyperovulation
  2. #fraternal
  3. #parent
  4. #versions
  5. #child
  6. #however
  7. #passed
  8. #genes
  9. #ovulate
  10. #mother
  11. #control
  12. #increase
  13. #chance
  14. #families
  15. #women
  16. #twins
  17. #fathers