Can humans have two Y chromosomes?

Related questions

1. Who decides the gender of a baby?
2. Do females have testes?
3. Can an XY female get pregnant?
4. Can a girl be born with XY chromosomes?
5. What happens when a male has XXY?
6. Can humans have 24 chromosomes?
7. What is the Adam Gene?
8. Are XY females sterile?
9. Can females have XXY syndrome?
10. Does having an extra Y chromosome make you a killer?

Tags

1. #chromosomal
2. #occurs
3. #having
4. #birth
5. #extra
6. #instead
7. #called
8. #karyotype
9. #males
10. #chromosome
11. #jacob
12. #defect
13. #syndrome
14. #infant
15. #those
16. #affects
17. #chromosomes