1. What does the author say about the numerous scientific approaches to aging that have been proposed and numerous theories that have been suggested?
(a) They all fall short of providing a suitable holistic answer to the problem.
(b) Some provide a suitable holistic answer to the problem.
(c) Only a few are suitable holistic anwers to the problem.
(d) They are all suitable holistic answers to the problem.

2. What does research show about those who are of one race and are raised by members of another race?
(a) They are attracted to those of their own race.
(b) They are attracted to those of either race.
(c) They are not attracted to anyone of either race.
(d) They are attracted to the race in which they were raised.

3. How do scientists know that about four millions of years ago the first proto-human hominids began to walk upright?
(a) The skeletons of chimpanzees have been found from the same time period.
(b) From analyzing skeletal limb changes discovered in the fossil record.
(c) The food eaten by the proto-human hominids is different than previous species.
(d) Footprints have been left by these proto-human hominids.

4. How does the author believe that humans and chimps should properly be considered to be?
(a) Two species in two genera.
(b) Two species within a single genus.
(c) One species within a single genus.
(d) One species in two genera.

5. What sexual strategy does the author say individual humans should adopt?
(a) One that is polygamous.
(b) One that is the safest.
(c) One that is monogamous.
(d) One that maximizes their individual reproductive success.

Short Answer Questions

1. The author presents a greatly simplified view of the evolutionary process where numerous uncertain elements are noted but dismissed. For what does this allow?

2. What does evidence suggest about how long race has been a characteristic of modern humans?

3. How selective are humans across an array of traits?

4. There is a strong correlation between sexual size dimorphism and what?

5. What primates are monogamous and solitary?

(see the answer key)

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