The concept of punctuated equilibrium was, to some, a radical new idea when it was first proposed by Stephen Jay Gould and Niles Eldredge in 1972. Now it is widely recognized as a useful model for one ...

Characterizing the way, manner or pattern of evolution in tumors may be important for clinical forecasting and optimizing cancer treatment. Researchers are systematically examining how spatial ...

Evolution of the Universe, stars and planets / David W. Hughes -- Catastrophes in the history of life / George R. McGhee -- Pre-metazoan life / Paul K. Strother -- Origins and radiation of the early ...

This is a preview. Log in through your library . Abstract The structure of a genome can be described at its simplest by the number of chromosomes and the sex chromosome system it contains. Despite ...

ch. 1. Ode to Cecropia: discovering nature -- ch. 2. Teasing the strands apart -- ch. 3. Time, energy, and biological evolution -- ch. 4. Evolution of the earth -- ch ...