23) Prevention of genetic diseases and defects Flashcards
1
Q
Give the categories of genetic disease/defect prevention
A
- Nongenetic preventative methods (limited success)
- Breeding and genetic measures (most effective)
2
Q
Genetic diseases prevented by nongenetic preventative methods
A
- Canine hip dysplasia (HD)
- Muscular dystrophy in chickens
- Human phenylketouria
- Organ/tissue transplants/Plastic surgery
3
Q
Prevention: Canine hip dysplasia
A
Limited:
- Nutrition
- Motion
- Minerals
- Vitamins
4
Q
Prevention: Muscular dystrophy in chickens
A
- Penicillin application
- Motion
5
Q
Prevention: Human phenylketonuria
A
Phenylalanine-free diet
6
Q
Examples of organ/tissue transplant/plastic surgery
A
- Bone marrow transplant
- Cutting of m. pectineus
- Kidney transplant
7
Q
Genetic diseases prevented by breeding and genetic measures
A
- Careful selection
- Heterozygote screening and selection
- Using disease-free sires inbreeding
- Avoiding close inbreeding
- Breeding for disease resistance
