Is Down syndrome inherited from the mother or father?

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Tags

1. #partial
2. #definitive
3. #syndrome
4. #father
5. #which
6. #factors
7. #pregnancy
8. #additional
9. #either
10. #environmental
11. #originate
12. #there
13. #research
14. #during
15. #indicates
16. #caused
17. #mother
18. #scientific
19. #causes
20. #before
21. #chromosome
22. #activities
23. #parents