资讯
This is a preview. Log in through your library . Abstract Alleles, individuals, and species are all examples of entities possessing variation in the properties that underlie natural selection: ...
One of the few theories in the history of ideas which has been held in common by both the social and natural sciences as well as philosophy is that of evolution. As a scientific paradigm evolutionary ...
A new study suggests that human ingenuity hasn't exempted us from the forces of evolution. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.
Many studies of evolution focus on the benefits to the individual of competing successfully -- those who survive produce the most offspring, in Darwin's classic 'survival of the fittest'. But how does ...
Researchers of the Hubei University of Medicine, China, have analyzed several mutations in different variants of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) from mammal species that ...
Berkeley -- An international team of researchers has documented a remarkable example of natural selection in a tropical butterfly species that fought back - genetically speaking - against a highly ...
THE Duke of Argyll, in his reply to Mr. Herbert Spencer, says “in the Darwinian theory there is no selector” (NATURE, February 2, p. 317). Though we have not yet discovered a principle or factor which ...
Natural selection can reverse evolution that occurs through sexual selection and this can lead to better females, new research shows. Natural selection can reverse evolution that occurs through sexual ...
Though Charles Darwin is most famous for his voyage aboard the HMS Beagle and his theory of natural selection, the naturalist was, at heart, a botanist. Photo illustration by Smithsonian.com / Photos ...
Q: Tell us about this "dangerous idea" of Darwin's. A: I think Darwin's idea of natural selection is the best idea anybody ever had, ahead of Newton, ahead of Einstein. What it does is it promises to ...
Light- and dark-colored peppered moths. The black variety is thought to have evolved to camouflage moths on sooty surfaces during the Industrial Revolution. Wikimedia Commons Want to learn more about ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果