Evolution, 4th Edition

THE EVOLUTIONARY STORY OF HOMO SAPIENS 559 can choke to death on food––as you may know if you have ever used the Heimlich maneuv ...

560 CHAPTER 21 brain and a high reproductive rate, we evolved a higher meta- bolic rate and larger energy budget than any other ...

THE EVOLUTIONARY STORY OF HOMO SAPIENS 561 Domestication is an evolutionary process, by which plant and animal species used by h ...

562 CHAPTER 21 major genetic change can occur in so short a time only if selection is extremely strong. But as you will soon see ...

THE EVOLUTIONARY STORY OF HOMO SAPIENS 563 of people carry the mutation (see Fig ure 5.11). It must have conferred a very large ...

564 CHAPTER 21 There are now more than 7 billion humans on Earth, but our numbers were very much smaller just a few dozen genera ...

THE EVOLUTIONARY STORY OF HOMO SAPIENS 565 Natural selection and evolution in real time Many people think that humans living in ...

566 CHAPTER 21 Why do so many of us eat so much that is so bad? Our appetites, digestion, and metabolism are geared largely to t ...

THE EVOLUTIONARY STORY OF HOMO SAPIENS 567 What caused this cultural explosion? The enormous change in the capacity for culture ...

568 CHAPTER 21 Evolutionary biology helps us understand human traits by focusing on our diversity. People have a remarkable vari ...

■■Humans evolved from arboreal, social primate ancestors with binocular vision, grasping hands, and cognitive abilities associat ...

2014). Health-related aspects of human evolu- tion are the subject of Evolutionary Medicine by S. C. Stearns and R. Medzhitov (S ...

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“There are many generalizations in biology, but precious few theories,” wrote François Jacob [62], who shared the Nobel Prize fo ...

574 CHAPTER 22 Throughout this book, we have seen how evolution by natural selection sheds light on almost every area of biology ...

EvoluTion And SoCiETy 575 nucleic acids had to have had any particular sequence. If there are many possible sequences with such ...

576 CHAPTER 22 morphological and molecular levels, that are very unlikely to have any function. The classic examples of evoluti ...

EvoluTion And SoCiETy 577 Creationism and Science Creationism More than 50 percent of people in the United States deny or doubt ...

578 CHAPTER 22 The beliefs of creationists vary considerably [85]. The most extreme creationists interpret every statement in th ...