Typical of the grassland dwellers of the continent is the American antelope, or pronghorn. 2. Of the millions who saw Haley’s comet in 1986, how many people will live long enough to see it return in the twenty-first century. 3. Anthropologists have discovered that fear, happiness, sadness, and surprise are universally reflected in facial expressions. 4. Because of its irritating effect on humans, the use of phenol as a general antiseptic has been largely discontinued. 5. In group to remain in existence, a profit-making organization must, in the long run, produce something consumers consider useful or desirable. 6. The greater.