epub, azw3 |eng | 2016-02-16 | Author:Sean B. Carroll [Carroll, Sean B.]

FIGURE 7.3 The real drama of the Serengeti. The elimination of the rinderpest virus and increased consumption of grass by the exploding wildebeest population unleashed trophic cascades that increased the ...

mobi, epub |eng | 2011-08-24 | Author:Wolpert, Lewis [Wolpert, Lewis]

How reversible is cell differentiation? To what extent can the pattern of gene activity in differentiated cells revert to that found in the fertilized egg? One way of finding out ...

epub |eng | 2011-01-03 | Author:Wood, Bernard

Time chart of “possible” early hominin species. Orrorin The second oldest potential primitive hominin species is Orrorin tugenensis, the name given to fossils found in sediments in the Tugen Hills ...

mobi |eng | 2012-06-13 | Author:Gauger, Ann & Axe, Douglas & Luskin, Casey [Gauger, Ann]

Figure 3-6: Got a big head? Don’t get a big head. Brain size not always a good indicator of intelligence or evolutionary relationships. Case in point: Neanderthals had a larger ...

epub |eng | | Author:Charles Darwin

Causes of the Sterility of first Crosses and of Hybrids.—We may now look a little closer at the probable causes of the sterility of first crosses and of hybrids. These ...

epub |eng | 2011-08-29 | Author:Antonio Damasio [Damasio, Antonio]

Figure 8.3 : The brain-stem nuclei involved in generating the core self. As shown in Figure 4.1, several brain-stem nuclei work together to ensure homeostasis. But the homeostasis-related nuclei project ...

epub |eng | 2011-11-05 | Author:Adam Wolfberg, MD

Chapter 7. Is Your Life Good? Amyotrophic lateral sclerosis, also known as ALS or Lou Gehrig’s disease, is a progressive illness in which paralysis slowly sets in while cognitive function ...

epub |eng | 2011-06-21 | Author:Carl Sagan [Sagan, Carl]

A nest of Protoceratops eggs from the Cretaceous of the Mongolian People’s Republic. Courtesy of The American Museum of Natural History The immobilization hypothesis seems particularly apt in light of ...

epub, mobi |eng | 2011-08-01 | Author:Mark Changizi [Changizi, Mark]

It’s easy to see why three-year-old aggressive and streaking behaviors would prompt a well-timed response in others (especially parents). Another common category of human behavior that elicits a behavioral response ...

azw3 |eng | 2012-11-05 | Author:Watson, James D. & Gann, Alexander & Witkowski, Jan [Watson, James D.]

Watson, his father and sister pose for a Scandinavian Airline Systems (SAS) publicity photograph. The first formal event of the week was the Nobel Foundation’s reception for all the year’s ...

mobi, epub |eng | 2011-10-01 | Author:Robert Trivers

THE US APPROACH TO SAFETY HELPS CAUSE 9/11 The tragedy of 9/11 had many fathers. But few have been as consistent in this role as the airlines themselves, at least ...

mobi, epub, pdf |eng | 1996-01-02 | Author:Michael J. Behe

182 WHAT DOES THE BOX TELL US? by which any complex biochemical system might have arisen in a Darwinian manner. A survey of thirty biochemistry textbooks (summarized in Table 8—1) ...