sex linkage Flashcards
1
Q
name 2 genetic diseases
A
- cystic fibrosis
- polydactyly
2
Q
there are X and Y genes, what gene is made to have a girl born?
A
egg is XX
3
Q
there are X and Y genes, what gene is made to have a boy born?
A
egg is XY
4
Q
what letter(s) gene do men have?
A
XY
5
Q
what letter(s) gene do women have?
A
XX
6
Q
what is cystic fibrosis?
A
- digestive system is blocked
- pancreas and lungs are filled with mucus
- have to take many drugs to stay alive
7
Q
what is polydactyly?
A
having extra digits on hands or/and feet
8
Q
why is embryo screening a good thing?
A
- stops suffering
