Is He Blind? Pre / Post Questions By Eric Ribbens Western Illinois University

CQ1: Genetic diseases are: A: Inherited from your mother B: Caused by damage to your chromosomes C: Fatal D: Effects occur in childhood E: Driven by coding in your DNA

CQ2: The only way you can have a recessive genetic disease is if: A: You inherit a gene for the disease from your mother and another one from your father B: If you get two copies of the gene from one of your parents C: If you are mentally retarded D: None of the above

CQ3: John and Amy are both carriers for a genetic disease. This means: A: They don’t have the disease B: Some of their children might have it C: The disease is recessive D: Some of their children might not have it E: All of the above

CQ4: George has a dominant genetic disease CQ4: George has a dominant genetic disease. His mother is normal, and his brother Max is normal. The chances that George’s sister Sarah has the disease is: A: 0% B: 25% C: 50% D: 75% E: 100%

CQ5: If Jeff has a recessive genetic disease, and he marries Bev, whose family has no history of the disease, the chances their child has the disease is: A: 0% B: 25% C: 50% D: It depends on how likely it is that Bev is a carrier

Transfer Question: Peter is normal, but his sister has a recessive genetic disease. Peter’s children have: A: no chance of the disease B: the same chance as everyone else C: a higher chance of the disease D: there is no way to tell