81. Rappaport argues that a major threat to our human health ____.

1. lies in our exposure
2. is growing to take shape
3. decides our social environment
4. is changing with the human genetic evolution

82. What can be said of the exposure according to Rappaport?

1. Static.
2. Reliable.
3. Predictable.
4. Changeable.

83. Speaking of genes, Rappaport would say that ____.

1. the human genome project is a mere waste of time
2. there is no such a thing as predictive medicine
3. genetic evolution is almost static
4. we do not live only by our genes

84. Even though we cannot pinpoint the exact impact of environmental influence, Wild contends that ____.

1. we have the exposure contributing significantly to our health or ill health
2. we can strike a balance between the human body and its exposures
3. each of us leaves a unique exposure history in the environment
4. we can manage the exposure as expected

85. Particularly important, according to Nicholson, is the time when ____.

1. obesity occurs
2. the brain is injured
3. the exposure comes in
4. the exposures are not blocked

(Reference keys.)