Genetic screening

Question 1

Carrier Screeding

Answer 1

Check if parents are carriers for a disease
Usually done when have a bad family medical history
PCR and Gel Electrophoresis with Restriction Analysis

Question 2

Preimplantation Genetic Diagnosis / In Vitro fertilization

Answer 2

Eggs are extracted from the mother
Fertilized in a tube
Embryonic biopsy of single cells
Lyse, dye, and karyotype to detect chromosomal abnormalities
PCR + gel electrophoresis with restriction analysis to determine the genotype (affected by a disease, carrier, or not affected)
Transfer a healthy embryo back to the mother

Question 3

Fetal Screening

Answer 3

After fetus begins to grow
Amniocentesis (Take some fetus cells from the amniotic fluid)
CVS (Chorionic Villus Sampling)
Ultrasounds

Question 4

Newborn Screening

Answer 4

Take foot blood sample
Test for rare, serious, unseen (internal bodily disorders), but treatable disorders