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Evolution 101. An introduction to evolution: what is evolution and how does it work? The history of life: looking at the patterns – Change over time and shared ancestors; Mechanisms: the processes of evolution – Selection, mutation, migration, and more; Microevolution – Evolution within a population; Speciation – How new species arise
23 de may. de 2014 · The gradual evolution of Big Science. Big Science was not born as the result of specific events, such as the Manhattan Project or the Apollo Programme, but evolved gradually from Little...
1 de mar. de 2018 · National Geographic. 23.1M subscribers. Subscribed. 112K. 7.1M views 6 years ago. How old is the universe, and how did it begin? Throughout history, countless myths and scientific theories have...
Big-bang model, widely held theory of the evolution of the universe. Its essential feature is the emergence of the universe from a state of extremely high temperature and density—the so-called big bang that occurred 13.8 billion years ago. Learn more about the big-bang model in this article.
13 de sept. de 2013 · The genome sequences of microbes, plants and animals have revolutionized many fields of science, including microbiology, virology, infectious disease and plant biology. Moreover, deeper knowledge of human sequence variation has begun to alter the practice of medicine.
21 de nov. de 2007 · The course examines basic principles and methods of science by following the concept of evolution from the big bang to the origin and evolution of life. Case studies of leading scientists illustrate how their ideas developed and contributed to the evolution of our understanding of the world.
Biological evolution is the process of change and diversification of living things over time, and it affects all aspects of their lives— morphology (form and structure), physiology, behaviour, and ecology. Underlying these changes are changes in the hereditary materials.
