1. What does Dawkins cite Medawar's study to help explain?
(a) Menstrual cycles.
(b) Male and female hormonal differences.
(c) Menopause.
(d) Male fertility.

2. Why might an older animal be less valuable to selfish genes than young related animals?
(a) The older animal is certain to have all its genes already represented in a few young, related animals.
(b) The older animal's genes are likely to be decayed over time.
(c) The older animal is less likely to reproduce more of the genes.
(d) The older animal is likely to contain less successful genes than the young related animals.

3. In Dawkins' discussion, what is the detriment of raising offspring, if there is something wrong with it?
(a) It reduces the parent's resources to protect itself.
(b) It will only have future offspring with the same problems.
(c) It does not pass on good genes.
(d) It takes more energy away from other offspring.

4. Can a gene change it's strategy for survival?
(a) Yes, genes modify themselves to try new strategies.
(b) No, genes only predict a likely strategy and are stuck with it.
(c) Yes, genes modify their strategy by chaning the proteins they form.
(d) No, genes can only create the protein they are formed to generate.

5. Why does the author use the word "apparently" to describe selfish or unselfish behavior?
(a) Because he doesn't believe the examples he is citing are necessarily true.
(b) Because he doesn't really believe in the terms selfish and unselfish.
(c) Because he is only concerned about appearances of selfishness.
(d) Because behavior may only seem selfish or unselfish.